Home / 39,949.32-59,814.67-38,890.56

Finding the Fourth Proportional to 39,949.32, 59,814.67 and 38,890.56

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Solution

The fourth proportional to 39,949.32, 59,814.67 and 38,890.56 is: 58,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.32 : 59,814.67 = 38,890.56 : x
  2. Step 2: Convert to fraction form
    39,949.32/59,814.67 = 38,890.56/x
  3. Step 3: Cross multiply
    39,949.32x = 59,814.67 × 38,890.56
  4. Step 4: Simplify right side
    39,949.32x = 2,326,226,012.52
  5. Step 5: Solve for x
    x = 2,326,226,012.52/39,949.32
  6. Step 6: Final answer
    x = 58,229.43

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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.