Home / 18,335.53-27,498.89-8,465.33

Finding the Fourth Proportional to 18,335.53, 27,498.89 and 8,465.33

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Solution

The fourth proportional to 18,335.53, 27,498.89 and 8,465.33 is: 12,695.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.53 : 27,498.89 = 8,465.33 : x
  2. Step 2: Convert to fraction form
    18,335.53/27,498.89 = 8,465.33/x
  3. Step 3: Cross multiply
    18,335.53x = 27,498.89 × 8,465.33
  4. Step 4: Simplify right side
    18,335.53x = 232,786,998.66
  5. Step 5: Solve for x
    x = 232,786,998.66/18,335.53
  6. Step 6: Final answer
    x = 12,695.95

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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.