Home / 17,547.45-26,287.16-8,789.73

Finding the Fourth Proportional to 17,547.45, 26,287.16 and 8,789.73

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Solution

The fourth proportional to 17,547.45, 26,287.16 and 8,789.73 is: 13,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.45 : 26,287.16 = 8,789.73 : x
  2. Step 2: Convert to fraction form
    17,547.45/26,287.16 = 8,789.73/x
  3. Step 3: Cross multiply
    17,547.45x = 26,287.16 × 8,789.73
  4. Step 4: Simplify right side
    17,547.45x = 231,056,994.92
  5. Step 5: Solve for x
    x = 231,056,994.92/17,547.45
  6. Step 6: Final answer
    x = 13,167.55

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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.