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Finding the Fourth Proportional to 44,641.65, 66,955.15 and 16,555.11

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Solution

The fourth proportional to 44,641.65, 66,955.15 and 16,555.11 is: 24,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,641.65 : 66,955.15 = 16,555.11 : x
  2. Step 2: Convert to fraction form
    44,641.65/66,955.15 = 16,555.11/x
  3. Step 3: Cross multiply
    44,641.65x = 66,955.15 × 16,555.11
  4. Step 4: Simplify right side
    44,641.65x = 1,108,449,873.32
  5. Step 5: Solve for x
    x = 1,108,449,873.32/44,641.65
  6. Step 6: Final answer
    x = 24,829.95

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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.