Home / 25,905.97-38,854.81-9,262.90

Finding the Fourth Proportional to 25,905.97, 38,854.81 and 9,262.90

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Solution

The fourth proportional to 25,905.97, 38,854.81 and 9,262.90 is: 13,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905.97 : 38,854.81 = 9,262.90 : x
  2. Step 2: Convert to fraction form
    25,905.97/38,854.81 = 9,262.90/x
  3. Step 3: Cross multiply
    25,905.97x = 38,854.81 × 9,262.90
  4. Step 4: Simplify right side
    25,905.97x = 359,908,219.55
  5. Step 5: Solve for x
    x = 359,908,219.55/25,905.97
  6. Step 6: Final answer
    x = 13,892.87

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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.