Home / 26,301.28-39,452.76-8,772.88

Finding the Fourth Proportional to 26,301.28, 39,452.76 and 8,772.88

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Solution

The fourth proportional to 26,301.28, 39,452.76 and 8,772.88 is: 13,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.28 : 39,452.76 = 8,772.88 : x
  2. Step 2: Convert to fraction form
    26,301.28/39,452.76 = 8,772.88/x
  3. Step 3: Cross multiply
    26,301.28x = 39,452.76 × 8,772.88
  4. Step 4: Simplify right side
    26,301.28x = 346,114,329.15
  5. Step 5: Solve for x
    x = 346,114,329.15/26,301.28
  6. Step 6: Final answer
    x = 13,159.60

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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.