Home / 27,681.28-41,522.84-8,961.47

Finding the Fourth Proportional to 27,681.28, 41,522.84 and 8,961.47

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Solution

The fourth proportional to 27,681.28, 41,522.84 and 8,961.47 is: 13,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681.28 : 41,522.84 = 8,961.47 : x
  2. Step 2: Convert to fraction form
    27,681.28/41,522.84 = 8,961.47/x
  3. Step 3: Cross multiply
    27,681.28x = 41,522.84 × 8,961.47
  4. Step 4: Simplify right side
    27,681.28x = 372,105,672.28
  5. Step 5: Solve for x
    x = 372,105,672.28/27,681.28
  6. Step 6: Final answer
    x = 13,442.50

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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.