Home / 17,667.34-26,433.87-10,888.66

Finding the Fourth Proportional to 17,667.34, 26,433.87 and 10,888.66

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Solution

The fourth proportional to 17,667.34, 26,433.87 and 10,888.66 is: 16,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,667.34 : 26,433.87 = 10,888.66 : x
  2. Step 2: Convert to fraction form
    17,667.34/26,433.87 = 10,888.66/x
  3. Step 3: Cross multiply
    17,667.34x = 26,433.87 × 10,888.66
  4. Step 4: Simplify right side
    17,667.34x = 287,829,422.91
  5. Step 5: Solve for x
    x = 287,829,422.91/17,667.34
  6. Step 6: Final answer
    x = 16,291.61

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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.