Home / 17,808.12-26,712.18-4,660.47

Finding the Fourth Proportional to 17,808.12, 26,712.18 and 4,660.47

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Solution

The fourth proportional to 17,808.12, 26,712.18 and 4,660.47 is: 6,990.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.12 : 26,712.18 = 4,660.47 : x
  2. Step 2: Convert to fraction form
    17,808.12/26,712.18 = 4,660.47/x
  3. Step 3: Cross multiply
    17,808.12x = 26,712.18 × 4,660.47
  4. Step 4: Simplify right side
    17,808.12x = 124,491,313.52
  5. Step 5: Solve for x
    x = 124,491,313.52/17,808.12
  6. Step 6: Final answer
    x = 6,990.71

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1.5x scale

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.