Home / 17,932.56-26,900.40-4,785

Finding the Fourth Proportional to 17,932.56, 26,900.40 and 4,785

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Solution

The fourth proportional to 17,932.56, 26,900.40 and 4,785 is: 7,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,932.56 : 26,900.40 = 4,785 : x
  2. Step 2: Convert to fraction form
    17,932.56/26,900.40 = 4,785/x
  3. Step 3: Cross multiply
    17,932.56x = 26,900.40 × 4,785
  4. Step 4: Simplify right side
    17,932.56x = 128,718,414
  5. Step 5: Solve for x
    x = 128,718,414/17,932.56
  6. Step 6: Final answer
    x = 7,177.92

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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.