Home / 44,380.61-66,572.28-19,407.80

Finding the Fourth Proportional to 44,380.61, 66,572.28 and 19,407.80

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Solution

The fourth proportional to 44,380.61, 66,572.28 and 19,407.80 is: 29,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,380.61 : 66,572.28 = 19,407.80 : x
  2. Step 2: Convert to fraction form
    44,380.61/66,572.28 = 19,407.80/x
  3. Step 3: Cross multiply
    44,380.61x = 66,572.28 × 19,407.80
  4. Step 4: Simplify right side
    44,380.61x = 1,292,021,662.21
  5. Step 5: Solve for x
    x = 1,292,021,662.21/44,380.61
  6. Step 6: Final answer
    x = 29,112.30

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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.