Home / 24,871.20-37,318.95-11,721.30

Finding the Fourth Proportional to 24,871.20, 37,318.95 and 11,721.30

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Solution

The fourth proportional to 24,871.20, 37,318.95 and 11,721.30 is: 17,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,871.20 : 37,318.95 = 11,721.30 : x
  2. Step 2: Convert to fraction form
    24,871.20/37,318.95 = 11,721.30/x
  3. Step 3: Cross multiply
    24,871.20x = 37,318.95 × 11,721.30
  4. Step 4: Simplify right side
    24,871.20x = 437,426,608.64
  5. Step 5: Solve for x
    x = 437,426,608.64/24,871.20
  6. Step 6: Final answer
    x = 17,587.68

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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.