Home / 25,753.59-38,647.69-9,113.55

Finding the Fourth Proportional to 25,753.59, 38,647.69 and 9,113.55

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Solution

The fourth proportional to 25,753.59, 38,647.69 and 9,113.55 is: 13,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.59 : 38,647.69 = 9,113.55 : x
  2. Step 2: Convert to fraction form
    25,753.59/38,647.69 = 9,113.55/x
  3. Step 3: Cross multiply
    25,753.59x = 38,647.69 × 9,113.55
  4. Step 4: Simplify right side
    25,753.59x = 352,217,655.20
  5. Step 5: Solve for x
    x = 352,217,655.20/25,753.59
  6. Step 6: Final answer
    x = 13,676.45

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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.