Home / 25,655.22-35,404.16-15,044.76

Finding the Fourth Proportional to 25,655.22, 35,404.16 and 15,044.76

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Solution

The fourth proportional to 25,655.22, 35,404.16 and 15,044.76 is: 20,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655.22 : 35,404.16 = 15,044.76 : x
  2. Step 2: Convert to fraction form
    25,655.22/35,404.16 = 15,044.76/x
  3. Step 3: Cross multiply
    25,655.22x = 35,404.16 × 15,044.76
  4. Step 4: Simplify right side
    25,655.22x = 532,647,014.98
  5. Step 5: Solve for x
    x = 532,647,014.98/25,655.22
  6. Step 6: Final answer
    x = 20,761.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.