Home / 38,056.69-52,516.37-21,060.63

Finding the Fourth Proportional to 38,056.69, 52,516.37 and 21,060.63

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Solution

The fourth proportional to 38,056.69, 52,516.37 and 21,060.63 is: 29,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.69 : 52,516.37 = 21,060.63 : x
  2. Step 2: Convert to fraction form
    38,056.69/52,516.37 = 21,060.63/x
  3. Step 3: Cross multiply
    38,056.69x = 52,516.37 × 21,060.63
  4. Step 4: Simplify right side
    38,056.69x = 1,106,027,837.51
  5. Step 5: Solve for x
    x = 1,106,027,837.51/38,056.69
  6. Step 6: Final answer
    x = 29,062.64

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Half scale
Find fourth proportional to 76,113.38, 105,032.74 and 42,121.26
Double scale
Find fourth proportional to 38,057.69, 52,517.75 and 21,061.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.