Home / 36,501.84-54,761.31-15,443.78

Finding the Fourth Proportional to 36,501.84, 54,761.31 and 15,443.78

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Solution

The fourth proportional to 36,501.84, 54,761.31 and 15,443.78 is: 23,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,501.84 : 54,761.31 = 15,443.78 : x
  2. Step 2: Convert to fraction form
    36,501.84/54,761.31 = 15,443.78/x
  3. Step 3: Cross multiply
    36,501.84x = 54,761.31 × 15,443.78
  4. Step 4: Simplify right side
    36,501.84x = 845,721,350.35
  5. Step 5: Solve for x
    x = 845,721,350.35/36,501.84
  6. Step 6: Final answer
    x = 23,169.28

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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.