Home / 52,777.89-79,172.02-15,338.29

Finding the Fourth Proportional to 52,777.89, 79,172.02 and 15,338.29

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Solution

The fourth proportional to 52,777.89, 79,172.02 and 15,338.29 is: 23,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,777.89 : 79,172.02 = 15,338.29 : x
  2. Step 2: Convert to fraction form
    52,777.89/79,172.02 = 15,338.29/x
  3. Step 3: Cross multiply
    52,777.89x = 79,172.02 × 15,338.29
  4. Step 4: Simplify right side
    52,777.89x = 1,214,363,402.65
  5. Step 5: Solve for x
    x = 1,214,363,402.65/52,777.89
  6. Step 6: Final answer
    x = 23,008.94

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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.