Home / 27,689.11-41,534.25-9,920.93

Finding the Fourth Proportional to 27,689.11, 41,534.25 and 9,920.93

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Solution

The fourth proportional to 27,689.11, 41,534.25 and 9,920.93 is: 14,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.11 : 41,534.25 = 9,920.93 : x
  2. Step 2: Convert to fraction form
    27,689.11/41,534.25 = 9,920.93/x
  3. Step 3: Cross multiply
    27,689.11x = 41,534.25 × 9,920.93
  4. Step 4: Simplify right side
    27,689.11x = 412,058,179.18
  5. Step 5: Solve for x
    x = 412,058,179.18/27,689.11
  6. Step 6: Final answer
    x = 14,881.60

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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.