Home / 22,767.60-34,143.19-9,620.99

Finding the Fourth Proportional to 22,767.60, 34,143.19 and 9,620.99

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Solution

The fourth proportional to 22,767.60, 34,143.19 and 9,620.99 is: 14,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.60 : 34,143.19 = 9,620.99 : x
  2. Step 2: Convert to fraction form
    22,767.60/34,143.19 = 9,620.99/x
  3. Step 3: Cross multiply
    22,767.60x = 34,143.19 × 9,620.99
  4. Step 4: Simplify right side
    22,767.60x = 328,491,374.92
  5. Step 5: Solve for x
    x = 328,491,374.92/22,767.60
  6. Step 6: Final answer
    x = 14,428.02

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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.