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Finding the Fourth Proportional to 44,657.04, 66,934.40 and 18,329.20

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Solution

The fourth proportional to 44,657.04, 66,934.40 and 18,329.20 is: 27,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,657.04 : 66,934.40 = 18,329.20 : x
  2. Step 2: Convert to fraction form
    44,657.04/66,934.40 = 18,329.20/x
  3. Step 3: Cross multiply
    44,657.04x = 66,934.40 × 18,329.20
  4. Step 4: Simplify right side
    44,657.04x = 1,226,854,004.48
  5. Step 5: Solve for x
    x = 1,226,854,004.48/44,657.04
  6. Step 6: Final answer
    x = 27,472.80

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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.