Home / 44,247.16-66,378.92-12,655.88

Finding the Fourth Proportional to 44,247.16, 66,378.92 and 12,655.88

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Solution

The fourth proportional to 44,247.16, 66,378.92 and 12,655.88 is: 18,986.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,247.16 : 66,378.92 = 12,655.88 : x
  2. Step 2: Convert to fraction form
    44,247.16/66,378.92 = 12,655.88/x
  3. Step 3: Cross multiply
    44,247.16x = 66,378.92 × 12,655.88
  4. Step 4: Simplify right side
    44,247.16x = 840,083,646.05
  5. Step 5: Solve for x
    x = 840,083,646.05/44,247.16
  6. Step 6: Final answer
    x = 18,986.16

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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.