Home / 52,757.52-79,144.07-15,312.73

Finding the Fourth Proportional to 52,757.52, 79,144.07 and 15,312.73

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Solution

The fourth proportional to 52,757.52, 79,144.07 and 15,312.73 is: 22,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,757.52 : 79,144.07 = 15,312.73 : x
  2. Step 2: Convert to fraction form
    52,757.52/79,144.07 = 15,312.73/x
  3. Step 3: Cross multiply
    52,757.52x = 79,144.07 × 15,312.73
  4. Step 4: Simplify right side
    52,757.52x = 1,211,911,775.01
  5. Step 5: Solve for x
    x = 1,211,911,775.01/52,757.52
  6. Step 6: Final answer
    x = 22,971.36

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1.5x scale

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.