Home / 38,055.52-52,516.72-21,060.94

Finding the Fourth Proportional to 38,055.52, 52,516.72 and 21,060.94

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Solution

The fourth proportional to 38,055.52, 52,516.72 and 21,060.94 is: 29,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.52 : 52,516.72 = 21,060.94 : x
  2. Step 2: Convert to fraction form
    38,055.52/52,516.72 = 21,060.94/x
  3. Step 3: Cross multiply
    38,055.52x = 52,516.72 × 21,060.94
  4. Step 4: Simplify right side
    38,055.52x = 1,106,051,410.28
  5. Step 5: Solve for x
    x = 1,106,051,410.28/38,055.52
  6. Step 6: Final answer
    x = 29,064.15

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Double scale
Find fourth proportional to 38,056.52, 52,518.10 and 21,061.94
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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.