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Finding the Fourth Proportional to 14,752.53, 22,145.20 and 14,522.90

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Solution

The fourth proportional to 14,752.53, 22,145.20 and 14,522.90 is: 21,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.53 : 22,145.20 = 14,522.90 : x
  2. Step 2: Convert to fraction form
    14,752.53/22,145.20 = 14,522.90/x
  3. Step 3: Cross multiply
    14,752.53x = 22,145.20 × 14,522.90
  4. Step 4: Simplify right side
    14,752.53x = 321,612,378.05
  5. Step 5: Solve for x
    x = 321,612,378.05/14,752.53
  6. Step 6: Final answer
    x = 21,800.49

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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.