Home / 51,006.53-70,377.47-30,862.91

Finding the Fourth Proportional to 51,006.53, 70,377.47 and 30,862.91

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Solution

The fourth proportional to 51,006.53, 70,377.47 and 30,862.91 is: 42,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,006.53 : 70,377.47 = 30,862.91 : x
  2. Step 2: Convert to fraction form
    51,006.53/70,377.47 = 30,862.91/x
  3. Step 3: Cross multiply
    51,006.53x = 70,377.47 × 30,862.91
  4. Step 4: Simplify right side
    51,006.53x = 2,172,053,522.64
  5. Step 5: Solve for x
    x = 2,172,053,522.64/51,006.53
  6. Step 6: Final answer
    x = 42,583.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.