Home / 12,747.16-19,127.02-5,732.02

Finding the Fourth Proportional to 12,747.16, 19,127.02 and 5,732.02

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Solution

The fourth proportional to 12,747.16, 19,127.02 and 5,732.02 is: 8,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747.16 : 19,127.02 = 5,732.02 : x
  2. Step 2: Convert to fraction form
    12,747.16/19,127.02 = 5,732.02/x
  3. Step 3: Cross multiply
    12,747.16x = 19,127.02 × 5,732.02
  4. Step 4: Simplify right side
    12,747.16x = 109,636,461.18
  5. Step 5: Solve for x
    x = 109,636,461.18/12,747.16
  6. Step 6: Final answer
    x = 8,600.85

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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.