Home / 35,187.68-52,767.32-12,691.98

Finding the Fourth Proportional to 35,187.68, 52,767.32 and 12,691.98

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Solution

The fourth proportional to 35,187.68, 52,767.32 and 12,691.98 is: 19,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.68 : 52,767.32 = 12,691.98 : x
  2. Step 2: Convert to fraction form
    35,187.68/52,767.32 = 12,691.98/x
  3. Step 3: Cross multiply
    35,187.68x = 52,767.32 × 12,691.98
  4. Step 4: Simplify right side
    35,187.68x = 669,721,770.09
  5. Step 5: Solve for x
    x = 669,721,770.09/35,187.68
  6. Step 6: Final answer
    x = 19,032.85

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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.