Home / 36,526.58-54,780.64-18,747.29

Finding the Fourth Proportional to 36,526.58, 54,780.64 and 18,747.29

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Solution

The fourth proportional to 36,526.58, 54,780.64 and 18,747.29 is: 28,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,526.58 : 54,780.64 = 18,747.29 : x
  2. Step 2: Convert to fraction form
    36,526.58/54,780.64 = 18,747.29/x
  3. Step 3: Cross multiply
    36,526.58x = 54,780.64 × 18,747.29
  4. Step 4: Simplify right side
    36,526.58x = 1,026,988,634.55
  5. Step 5: Solve for x
    x = 1,026,988,634.55/36,526.58
  6. Step 6: Final answer
    x = 28,116.20

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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.