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Finding the Fourth Proportional to 25,167.29, 37,750.82 and 6,447.29

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Solution

The fourth proportional to 25,167.29, 37,750.82 and 6,447.29 is: 9,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167.29 : 37,750.82 = 6,447.29 : x
  2. Step 2: Convert to fraction form
    25,167.29/37,750.82 = 6,447.29/x
  3. Step 3: Cross multiply
    25,167.29x = 37,750.82 × 6,447.29
  4. Step 4: Simplify right side
    25,167.29x = 243,390,263.29
  5. Step 5: Solve for x
    x = 243,390,263.29/25,167.29
  6. Step 6: Final answer
    x = 9,670.90

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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.