Home / 52,715.74-72,747.07-28,842.07

Finding the Fourth Proportional to 52,715.74, 72,747.07 and 28,842.07

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Solution

The fourth proportional to 52,715.74, 72,747.07 and 28,842.07 is: 39,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,715.74 : 72,747.07 = 28,842.07 : x
  2. Step 2: Convert to fraction form
    52,715.74/72,747.07 = 28,842.07/x
  3. Step 3: Cross multiply
    52,715.74x = 72,747.07 × 28,842.07
  4. Step 4: Simplify right side
    52,715.74x = 2,098,176,085.23
  5. Step 5: Solve for x
    x = 2,098,176,085.23/52,715.74
  6. Step 6: Final answer
    x = 39,801.70

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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.