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Finding the Fourth Proportional to 44,470.61, 66,714.84 and 16,390.81

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Solution

The fourth proportional to 44,470.61, 66,714.84 and 16,390.81 is: 24,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,470.61 : 66,714.84 = 16,390.81 : x
  2. Step 2: Convert to fraction form
    44,470.61/66,714.84 = 16,390.81/x
  3. Step 3: Cross multiply
    44,470.61x = 66,714.84 × 16,390.81
  4. Step 4: Simplify right side
    44,470.61x = 1,093,510,266.62
  5. Step 5: Solve for x
    x = 1,093,510,266.62/44,470.61
  6. Step 6: Final answer
    x = 24,589.50

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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.