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Finding the Fourth Proportional to 44,761.40, 67,166.40 and 18,468.80

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Solution

The fourth proportional to 44,761.40, 67,166.40 and 18,468.80 is: 27,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,761.40 : 67,166.40 = 18,468.80 : x
  2. Step 2: Convert to fraction form
    44,761.40/67,166.40 = 18,468.80/x
  3. Step 3: Cross multiply
    44,761.40x = 67,166.40 × 18,468.80
  4. Step 4: Simplify right side
    44,761.40x = 1,240,482,808.32
  5. Step 5: Solve for x
    x = 1,240,482,808.32/44,761.40
  6. Step 6: Final answer
    x = 27,713.23

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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.