Home / 44,382.61-66,575.28-19,409.80

Finding the Fourth Proportional to 44,382.61, 66,575.28 and 19,409.80

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Solution

The fourth proportional to 44,382.61, 66,575.28 and 19,409.80 is: 29,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,382.61 : 66,575.28 = 19,409.80 : x
  2. Step 2: Convert to fraction form
    44,382.61/66,575.28 = 19,409.80/x
  3. Step 3: Cross multiply
    44,382.61x = 66,575.28 × 19,409.80
  4. Step 4: Simplify right side
    44,382.61x = 1,292,212,869.74
  5. Step 5: Solve for x
    x = 1,292,212,869.74/44,382.61
  6. Step 6: Final answer
    x = 29,115.30

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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.