Home / 44,753.18-67,139.58-13,590.86

Finding the Fourth Proportional to 44,753.18, 67,139.58 and 13,590.86

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Solution

The fourth proportional to 44,753.18, 67,139.58 and 13,590.86 is: 20,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,753.18 : 67,139.58 = 13,590.86 : x
  2. Step 2: Convert to fraction form
    44,753.18/67,139.58 = 13,590.86/x
  3. Step 3: Cross multiply
    44,753.18x = 67,139.58 × 13,590.86
  4. Step 4: Simplify right side
    44,753.18x = 912,484,632.24
  5. Step 5: Solve for x
    x = 912,484,632.24/44,753.18
  6. Step 6: Final answer
    x = 20,389.27

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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.