Home / 30,532.48-45,760.40-16,491.92

Finding the Fourth Proportional to 30,532.48, 45,760.40 and 16,491.92

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Solution

The fourth proportional to 30,532.48, 45,760.40 and 16,491.92 is: 24,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532.48 : 45,760.40 = 16,491.92 : x
  2. Step 2: Convert to fraction form
    30,532.48/45,760.40 = 16,491.92/x
  3. Step 3: Cross multiply
    30,532.48x = 45,760.40 × 16,491.92
  4. Step 4: Simplify right side
    30,532.48x = 754,676,855.97
  5. Step 5: Solve for x
    x = 754,676,855.97/30,532.48
  6. Step 6: Final answer
    x = 24,717.18

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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.