Home / 24,901.20-37,351.80-21,142.80

Finding the Fourth Proportional to 24,901.20, 37,351.80 and 21,142.80

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Solution

The fourth proportional to 24,901.20, 37,351.80 and 21,142.80 is: 31,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,901.20 : 37,351.80 = 21,142.80 : x
  2. Step 2: Convert to fraction form
    24,901.20/37,351.80 = 21,142.80/x
  3. Step 3: Cross multiply
    24,901.20x = 37,351.80 × 21,142.80
  4. Step 4: Simplify right side
    24,901.20x = 789,721,637.04
  5. Step 5: Solve for x
    x = 789,721,637.04/24,901.20
  6. Step 6: Final answer
    x = 31,714.20

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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.