Home / 17,767.56-26,655.76-5,287.52

Finding the Fourth Proportional to 17,767.56, 26,655.76 and 5,287.52

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Solution

The fourth proportional to 17,767.56, 26,655.76 and 5,287.52 is: 7,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,767.56 : 26,655.76 = 5,287.52 : x
  2. Step 2: Convert to fraction form
    17,767.56/26,655.76 = 5,287.52/x
  3. Step 3: Cross multiply
    17,767.56x = 26,655.76 × 5,287.52
  4. Step 4: Simplify right side
    17,767.56x = 140,942,864.12
  5. Step 5: Solve for x
    x = 140,942,864.12/17,767.56
  6. Step 6: Final answer
    x = 7,932.60

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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.