Home / 19,632.11-29,463.98-9,113.85

Finding the Fourth Proportional to 19,632.11, 29,463.98 and 9,113.85

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Solution

The fourth proportional to 19,632.11, 29,463.98 and 9,113.85 is: 13,678.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.11 : 29,463.98 = 9,113.85 : x
  2. Step 2: Convert to fraction form
    19,632.11/29,463.98 = 9,113.85/x
  3. Step 3: Cross multiply
    19,632.11x = 29,463.98 × 9,113.85
  4. Step 4: Simplify right side
    19,632.11x = 268,530,248.55
  5. Step 5: Solve for x
    x = 268,530,248.55/19,632.11
  6. Step 6: Final answer
    x = 13,678.12

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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.