Home / 44,218.80-66,339.72-14,641.20

Finding the Fourth Proportional to 44,218.80, 66,339.72 and 14,641.20

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Solution

The fourth proportional to 44,218.80, 66,339.72 and 14,641.20 is: 21,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,218.80 : 66,339.72 = 14,641.20 : x
  2. Step 2: Convert to fraction form
    44,218.80/66,339.72 = 14,641.20/x
  3. Step 3: Cross multiply
    44,218.80x = 66,339.72 × 14,641.20
  4. Step 4: Simplify right side
    44,218.80x = 971,293,108.46
  5. Step 5: Solve for x
    x = 971,293,108.46/44,218.80
  6. Step 6: Final answer
    x = 21,965.61

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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.