Home / 36,165.89-54,248.13-19,558.46

Finding the Fourth Proportional to 36,165.89, 54,248.13 and 19,558.46

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Solution

The fourth proportional to 36,165.89, 54,248.13 and 19,558.46 is: 29,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165.89 : 54,248.13 = 19,558.46 : x
  2. Step 2: Convert to fraction form
    36,165.89/54,248.13 = 19,558.46/x
  3. Step 3: Cross multiply
    36,165.89x = 54,248.13 × 19,558.46
  4. Step 4: Simplify right side
    36,165.89x = 1,061,010,016.30
  5. Step 5: Solve for x
    x = 1,061,010,016.30/36,165.89
  6. Step 6: Final answer
    x = 29,337.31

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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.