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Finding the Fourth Proportional to 24,128.10, 36,192.15 and 14,912.10

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Solution

The fourth proportional to 24,128.10, 36,192.15 and 14,912.10 is: 22,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,128.10 : 36,192.15 = 14,912.10 : x
  2. Step 2: Convert to fraction form
    24,128.10/36,192.15 = 14,912.10/x
  3. Step 3: Cross multiply
    24,128.10x = 36,192.15 × 14,912.10
  4. Step 4: Simplify right side
    24,128.10x = 539,700,960.02
  5. Step 5: Solve for x
    x = 539,700,960.02/24,128.10
  6. Step 6: Final answer
    x = 22,368.15

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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.