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Finding the Fourth Proportional to 15,156.49, 22,737.48 and 6,266.99

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Solution

The fourth proportional to 15,156.49, 22,737.48 and 6,266.99 is: 9,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,156.49 : 22,737.48 = 6,266.99 : x
  2. Step 2: Convert to fraction form
    15,156.49/22,737.48 = 6,266.99/x
  3. Step 3: Cross multiply
    15,156.49x = 22,737.48 × 6,266.99
  4. Step 4: Simplify right side
    15,156.49x = 142,495,422.60
  5. Step 5: Solve for x
    x = 142,495,422.60/15,156.49
  6. Step 6: Final answer
    x = 9,401.61

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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.