Home / 25,600.59-38,401.29-9,812.88

Finding the Fourth Proportional to 25,600.59, 38,401.29 and 9,812.88

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Solution

The fourth proportional to 25,600.59, 38,401.29 and 9,812.88 is: 14,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.59 : 38,401.29 = 9,812.88 : x
  2. Step 2: Convert to fraction form
    25,600.59/38,401.29 = 9,812.88/x
  3. Step 3: Cross multiply
    25,600.59x = 38,401.29 × 9,812.88
  4. Step 4: Simplify right side
    25,600.59x = 376,827,250.62
  5. Step 5: Solve for x
    x = 376,827,250.62/25,600.59
  6. Step 6: Final answer
    x = 14,719.48

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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.