Home / 44,362.10-66,543.15-18,085.70

Finding the Fourth Proportional to 44,362.10, 66,543.15 and 18,085.70

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Solution

The fourth proportional to 44,362.10, 66,543.15 and 18,085.70 is: 27,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,362.10 : 66,543.15 = 18,085.70 : x
  2. Step 2: Convert to fraction form
    44,362.10/66,543.15 = 18,085.70/x
  3. Step 3: Cross multiply
    44,362.10x = 66,543.15 × 18,085.70
  4. Step 4: Simplify right side
    44,362.10x = 1,203,479,447.96
  5. Step 5: Solve for x
    x = 1,203,479,447.96/44,362.10
  6. Step 6: Final answer
    x = 27,128.55

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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.