Home / 51,517.48-77,280.54-16,456.36

Finding the Fourth Proportional to 51,517.48, 77,280.54 and 16,456.36

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Solution

The fourth proportional to 51,517.48, 77,280.54 and 16,456.36 is: 24,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517.48 : 77,280.54 = 16,456.36 : x
  2. Step 2: Convert to fraction form
    51,517.48/77,280.54 = 16,456.36/x
  3. Step 3: Cross multiply
    51,517.48x = 77,280.54 × 16,456.36
  4. Step 4: Simplify right side
    51,517.48x = 1,271,756,387.23
  5. Step 5: Solve for x
    x = 1,271,756,387.23/51,517.48
  6. Step 6: Final answer
    x = 24,685.92

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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.