Home / 36,708.80-55,020.06-15,642.52

Finding the Fourth Proportional to 36,708.80, 55,020.06 and 15,642.52

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Solution

The fourth proportional to 36,708.80, 55,020.06 and 15,642.52 is: 23,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708.80 : 55,020.06 = 15,642.52 : x
  2. Step 2: Convert to fraction form
    36,708.80/55,020.06 = 15,642.52/x
  3. Step 3: Cross multiply
    36,708.80x = 55,020.06 × 15,642.52
  4. Step 4: Simplify right side
    36,708.80x = 860,652,251.40
  5. Step 5: Solve for x
    x = 860,652,251.40/36,708.80
  6. Step 6: Final answer
    x = 23,445.40

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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.