Home / 44,304.84-66,470.22-13,140.90

Finding the Fourth Proportional to 44,304.84, 66,470.22 and 13,140.90

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Solution

The fourth proportional to 44,304.84, 66,470.22 and 13,140.90 is: 19,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,304.84 : 66,470.22 = 13,140.90 : x
  2. Step 2: Convert to fraction form
    44,304.84/66,470.22 = 13,140.90/x
  3. Step 3: Cross multiply
    44,304.84x = 66,470.22 × 13,140.90
  4. Step 4: Simplify right side
    44,304.84x = 873,478,514.00
  5. Step 5: Solve for x
    x = 873,478,514.00/44,304.84
  6. Step 6: Final answer
    x = 19,715.19

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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.