Home / 27,438.91-41,154.15-8,716.53

Finding the Fourth Proportional to 27,438.91, 41,154.15 and 8,716.53

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Solution

The fourth proportional to 27,438.91, 41,154.15 and 8,716.53 is: 13,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.91 : 41,154.15 = 8,716.53 : x
  2. Step 2: Convert to fraction form
    27,438.91/41,154.15 = 8,716.53/x
  3. Step 3: Cross multiply
    27,438.91x = 41,154.15 × 8,716.53
  4. Step 4: Simplify right side
    27,438.91x = 358,721,383.10
  5. Step 5: Solve for x
    x = 358,721,383.10/27,438.91
  6. Step 6: Final answer
    x = 13,073.46

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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.