Home / 38,039.76-52,493.67-21,043.08

Finding the Fourth Proportional to 38,039.76, 52,493.67 and 21,043.08

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Solution

The fourth proportional to 38,039.76, 52,493.67 and 21,043.08 is: 29,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.76 : 52,493.67 = 21,043.08 : x
  2. Step 2: Convert to fraction form
    38,039.76/52,493.67 = 21,043.08/x
  3. Step 3: Cross multiply
    38,039.76x = 52,493.67 × 21,043.08
  4. Step 4: Simplify right side
    38,039.76x = 1,104,628,497.30
  5. Step 5: Solve for x
    x = 1,104,628,497.30/38,039.76
  6. Step 6: Final answer
    x = 29,038.79

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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.