Home / 22,780.13-34,172.63-9,633.83

Finding the Fourth Proportional to 22,780.13, 34,172.63 and 9,633.83

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Solution

The fourth proportional to 22,780.13, 34,172.63 and 9,633.83 is: 14,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.13 : 34,172.63 = 9,633.83 : x
  2. Step 2: Convert to fraction form
    22,780.13/34,172.63 = 9,633.83/x
  3. Step 3: Cross multiply
    22,780.13x = 34,172.63 × 9,633.83
  4. Step 4: Simplify right side
    22,780.13x = 329,213,345.34
  5. Step 5: Solve for x
    x = 329,213,345.34/22,780.13
  6. Step 6: Final answer
    x = 14,451.77

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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.