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Finding the Fourth Proportional to 14,757.15, 22,135.73 and 4,368.90

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Solution

The fourth proportional to 14,757.15, 22,135.73 and 4,368.90 is: 6,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.15 : 22,135.73 = 4,368.90 : x
  2. Step 2: Convert to fraction form
    14,757.15/22,135.73 = 4,368.90/x
  3. Step 3: Cross multiply
    14,757.15x = 22,135.73 × 4,368.90
  4. Step 4: Simplify right side
    14,757.15x = 96,708,768.95
  5. Step 5: Solve for x
    x = 96,708,768.95/14,757.15
  6. Step 6: Final answer
    x = 6,553.35

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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.