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Finding the Fourth Proportional to 14,928.90, 22,404.15 and 8,348.10

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Solution

The fourth proportional to 14,928.90, 22,404.15 and 8,348.10 is: 12,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,928.90 : 22,404.15 = 8,348.10 : x
  2. Step 2: Convert to fraction form
    14,928.90/22,404.15 = 8,348.10/x
  3. Step 3: Cross multiply
    14,928.90x = 22,404.15 × 8,348.10
  4. Step 4: Simplify right side
    14,928.90x = 187,032,084.62
  5. Step 5: Solve for x
    x = 187,032,084.62/14,928.90
  6. Step 6: Final answer
    x = 12,528.19

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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.