Home / 26,177.50-39,278.85-13,031.02

Finding the Fourth Proportional to 26,177.50, 39,278.85 and 13,031.02

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Solution

The fourth proportional to 26,177.50, 39,278.85 and 13,031.02 is: 19,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,177.50 : 39,278.85 = 13,031.02 : x
  2. Step 2: Convert to fraction form
    26,177.50/39,278.85 = 13,031.02/x
  3. Step 3: Cross multiply
    26,177.50x = 39,278.85 × 13,031.02
  4. Step 4: Simplify right side
    26,177.50x = 511,843,479.93
  5. Step 5: Solve for x
    x = 511,843,479.93/26,177.50
  6. Step 6: Final answer
    x = 19,552.80

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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.