Home / 24,127.20-36,168.12-12,437.28

Finding the Fourth Proportional to 24,127.20, 36,168.12 and 12,437.28

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Solution

The fourth proportional to 24,127.20, 36,168.12 and 12,437.28 is: 18,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,127.20 : 36,168.12 = 12,437.28 : x
  2. Step 2: Convert to fraction form
    24,127.20/36,168.12 = 12,437.28/x
  3. Step 3: Cross multiply
    24,127.20x = 36,168.12 × 12,437.28
  4. Step 4: Simplify right side
    24,127.20x = 449,833,035.51
  5. Step 5: Solve for x
    x = 449,833,035.51/24,127.20
  6. Step 6: Final answer
    x = 18,644.23

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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.