Home / 25,748.10-38,646.45-15,906.60

Finding the Fourth Proportional to 25,748.10, 38,646.45 and 15,906.60

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Solution

The fourth proportional to 25,748.10, 38,646.45 and 15,906.60 is: 23,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.10 : 38,646.45 = 15,906.60 : x
  2. Step 2: Convert to fraction form
    25,748.10/38,646.45 = 15,906.60/x
  3. Step 3: Cross multiply
    25,748.10x = 38,646.45 × 15,906.60
  4. Step 4: Simplify right side
    25,748.10x = 614,733,621.57
  5. Step 5: Solve for x
    x = 614,733,621.57/25,748.10
  6. Step 6: Final answer
    x = 23,874.91

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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.