Home / 26,432.68-39,636.48-15,342.76

Finding the Fourth Proportional to 26,432.68, 39,636.48 and 15,342.76

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Solution

The fourth proportional to 26,432.68, 39,636.48 and 15,342.76 is: 23,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.68 : 39,636.48 = 15,342.76 : x
  2. Step 2: Convert to fraction form
    26,432.68/39,636.48 = 15,342.76/x
  3. Step 3: Cross multiply
    26,432.68x = 39,636.48 × 15,342.76
  4. Step 4: Simplify right side
    26,432.68x = 608,132,999.88
  5. Step 5: Solve for x
    x = 608,132,999.88/26,432.68
  6. Step 6: Final answer
    x = 23,006.86

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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.