Home / 24,048.86-36,073.30-15,781.20

Finding the Fourth Proportional to 24,048.86, 36,073.30 and 15,781.20

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Solution

The fourth proportional to 24,048.86, 36,073.30 and 15,781.20 is: 23,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,048.86 : 36,073.30 = 15,781.20 : x
  2. Step 2: Convert to fraction form
    24,048.86/36,073.30 = 15,781.20/x
  3. Step 3: Cross multiply
    24,048.86x = 36,073.30 × 15,781.20
  4. Step 4: Simplify right side
    24,048.86x = 569,279,961.96
  5. Step 5: Solve for x
    x = 569,279,961.96/24,048.86
  6. Step 6: Final answer
    x = 23,671.81

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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.