Home / 52,032.65-71,805.05-28,159.32

Finding the Fourth Proportional to 52,032.65, 71,805.05 and 28,159.32

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Solution

The fourth proportional to 52,032.65, 71,805.05 and 28,159.32 is: 38,859.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.65 : 71,805.05 = 28,159.32 : x
  2. Step 2: Convert to fraction form
    52,032.65/71,805.05 = 28,159.32/x
  3. Step 3: Cross multiply
    52,032.65x = 71,805.05 × 28,159.32
  4. Step 4: Simplify right side
    52,032.65x = 2,021,981,380.57
  5. Step 5: Solve for x
    x = 2,021,981,380.57/52,032.65
  6. Step 6: Final answer
    x = 38,859.86

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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.