Home / 44,122.56-66,180.60-12,960.24

Finding the Fourth Proportional to 44,122.56, 66,180.60 and 12,960.24

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Solution

The fourth proportional to 44,122.56, 66,180.60 and 12,960.24 is: 19,439.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,122.56 : 66,180.60 = 12,960.24 : x
  2. Step 2: Convert to fraction form
    44,122.56/66,180.60 = 12,960.24/x
  3. Step 3: Cross multiply
    44,122.56x = 66,180.60 × 12,960.24
  4. Step 4: Simplify right side
    44,122.56x = 857,716,459.34
  5. Step 5: Solve for x
    x = 857,716,459.34/44,122.56
  6. Step 6: Final answer
    x = 19,439.41

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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.