Home / 51,337.67-77,000.59-13,895.53

Finding the Fourth Proportional to 51,337.67, 77,000.59 and 13,895.53

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Solution

The fourth proportional to 51,337.67, 77,000.59 and 13,895.53 is: 20,841.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,337.67 : 77,000.59 = 13,895.53 : x
  2. Step 2: Convert to fraction form
    51,337.67/77,000.59 = 13,895.53/x
  3. Step 3: Cross multiply
    51,337.67x = 77,000.59 × 13,895.53
  4. Step 4: Simplify right side
    51,337.67x = 1,069,964,008.36
  5. Step 5: Solve for x
    x = 1,069,964,008.36/51,337.67
  6. Step 6: Final answer
    x = 20,841.69

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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.