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Finding the Fourth Proportional to 45,167.67, 67,750.89 and 14,002.92

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Solution

The fourth proportional to 45,167.67, 67,750.89 and 14,002.92 is: 21,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,167.67 : 67,750.89 = 14,002.92 : x
  2. Step 2: Convert to fraction form
    45,167.67/67,750.89 = 14,002.92/x
  3. Step 3: Cross multiply
    45,167.67x = 67,750.89 × 14,002.92
  4. Step 4: Simplify right side
    45,167.67x = 948,710,292.60
  5. Step 5: Solve for x
    x = 948,710,292.60/45,167.67
  6. Step 6: Final answer
    x = 21,004.19

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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.