Home / 15,764.68-23,647.02-5,376.52

Finding the Fourth Proportional to 15,764.68, 23,647.02 and 5,376.52

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Solution

The fourth proportional to 15,764.68, 23,647.02 and 5,376.52 is: 8,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.68 : 23,647.02 = 5,376.52 : x
  2. Step 2: Convert to fraction form
    15,764.68/23,647.02 = 5,376.52/x
  3. Step 3: Cross multiply
    15,764.68x = 23,647.02 × 5,376.52
  4. Step 4: Simplify right side
    15,764.68x = 127,138,675.97
  5. Step 5: Solve for x
    x = 127,138,675.97/15,764.68
  6. Step 6: Final answer
    x = 8,064.78

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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.