Home / 25,847.07-38,773.28-7,127.11

Finding the Fourth Proportional to 25,847.07, 38,773.28 and 7,127.11

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Solution

The fourth proportional to 25,847.07, 38,773.28 and 7,127.11 is: 10,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,847.07 : 38,773.28 = 7,127.11 : x
  2. Step 2: Convert to fraction form
    25,847.07/38,773.28 = 7,127.11/x
  3. Step 3: Cross multiply
    25,847.07x = 38,773.28 × 7,127.11
  4. Step 4: Simplify right side
    25,847.07x = 276,341,606.96
  5. Step 5: Solve for x
    x = 276,341,606.96/25,847.07
  6. Step 6: Final answer
    x = 10,691.41

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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.