Home / 17,932.68-26,900.52-4,785

Finding the Fourth Proportional to 17,932.68, 26,900.52 and 4,785

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Solution

The fourth proportional to 17,932.68, 26,900.52 and 4,785 is: 7,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,932.68 : 26,900.52 = 4,785 : x
  2. Step 2: Convert to fraction form
    17,932.68/26,900.52 = 4,785/x
  3. Step 3: Cross multiply
    17,932.68x = 26,900.52 × 4,785
  4. Step 4: Simplify right side
    17,932.68x = 128,718,988.20
  5. Step 5: Solve for x
    x = 128,718,988.20/17,932.68
  6. Step 6: Final answer
    x = 7,177.90

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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.