Home / 38,929.32-58,437.66-15,572.20

Finding the Fourth Proportional to 38,929.32, 58,437.66 and 15,572.20

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Solution

The fourth proportional to 38,929.32, 58,437.66 and 15,572.20 is: 23,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,929.32 : 58,437.66 = 15,572.20 : x
  2. Step 2: Convert to fraction form
    38,929.32/58,437.66 = 15,572.20/x
  3. Step 3: Cross multiply
    38,929.32x = 58,437.66 × 15,572.20
  4. Step 4: Simplify right side
    38,929.32x = 910,002,929.05
  5. Step 5: Solve for x
    x = 910,002,929.05/38,929.32
  6. Step 6: Final answer
    x = 23,375.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.