Home / 44,360.39-66,543.86-12,769.18

Finding the Fourth Proportional to 44,360.39, 66,543.86 and 12,769.18

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Solution

The fourth proportional to 44,360.39, 66,543.86 and 12,769.18 is: 19,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,360.39 : 66,543.86 = 12,769.18 : x
  2. Step 2: Convert to fraction form
    44,360.39/66,543.86 = 12,769.18/x
  3. Step 3: Cross multiply
    44,360.39x = 66,543.86 × 12,769.18
  4. Step 4: Simplify right side
    44,360.39x = 849,710,391.80
  5. Step 5: Solve for x
    x = 849,710,391.80/44,360.39
  6. Step 6: Final answer
    x = 19,154.71

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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.