Home / 27,433.28-41,151.45-7,710.30

Finding the Fourth Proportional to 27,433.28, 41,151.45 and 7,710.30

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Solution

The fourth proportional to 27,433.28, 41,151.45 and 7,710.30 is: 11,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.28 : 41,151.45 = 7,710.30 : x
  2. Step 2: Convert to fraction form
    27,433.28/41,151.45 = 7,710.30/x
  3. Step 3: Cross multiply
    27,433.28x = 41,151.45 × 7,710.30
  4. Step 4: Simplify right side
    27,433.28x = 317,290,024.94
  5. Step 5: Solve for x
    x = 317,290,024.94/27,433.28
  6. Step 6: Final answer
    x = 11,565.88

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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.