Home / 44,008.57-66,016.75-12,418.91

Finding the Fourth Proportional to 44,008.57, 66,016.75 and 12,418.91

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Solution

The fourth proportional to 44,008.57, 66,016.75 and 12,418.91 is: 18,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,008.57 : 66,016.75 = 12,418.91 : x
  2. Step 2: Convert to fraction form
    44,008.57/66,016.75 = 12,418.91/x
  3. Step 3: Cross multiply
    44,008.57x = 66,016.75 × 12,418.91
  4. Step 4: Simplify right side
    44,008.57x = 819,856,076.74
  5. Step 5: Solve for x
    x = 819,856,076.74/44,008.57
  6. Step 6: Final answer
    x = 18,629.46

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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.