Home / 14,732.19-20,330.84-8,358.62

Finding the Fourth Proportional to 14,732.19, 20,330.84 and 8,358.62

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Solution

The fourth proportional to 14,732.19, 20,330.84 and 8,358.62 is: 11,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.19 : 20,330.84 = 8,358.62 : x
  2. Step 2: Convert to fraction form
    14,732.19/20,330.84 = 8,358.62/x
  3. Step 3: Cross multiply
    14,732.19x = 20,330.84 × 8,358.62
  4. Step 4: Simplify right side
    14,732.19x = 169,937,685.08
  5. Step 5: Solve for x
    x = 169,937,685.08/14,732.19
  6. Step 6: Final answer
    x = 11,535.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.