Home / 14,942.43-22,423.12-13,539.71

Finding the Fourth Proportional to 14,942.43, 22,423.12 and 13,539.71

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Solution

The fourth proportional to 14,942.43, 22,423.12 and 13,539.71 is: 20,318.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942.43 : 22,423.12 = 13,539.71 : x
  2. Step 2: Convert to fraction form
    14,942.43/22,423.12 = 13,539.71/x
  3. Step 3: Cross multiply
    14,942.43x = 22,423.12 × 13,539.71
  4. Step 4: Simplify right side
    14,942.43x = 303,602,564.30
  5. Step 5: Solve for x
    x = 303,602,564.30/14,942.43
  6. Step 6: Final answer
    x = 20,318.15

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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.