Home / 18,294.29-25,246.16-9,910.79

Finding the Fourth Proportional to 18,294.29, 25,246.16 and 9,910.79

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Solution

The fourth proportional to 18,294.29, 25,246.16 and 9,910.79 is: 13,676.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.29 : 25,246.16 = 9,910.79 : x
  2. Step 2: Convert to fraction form
    18,294.29/25,246.16 = 9,910.79/x
  3. Step 3: Cross multiply
    18,294.29x = 25,246.16 × 9,910.79
  4. Step 4: Simplify right side
    18,294.29x = 250,209,214.28
  5. Step 5: Solve for x
    x = 250,209,214.28/18,294.29
  6. Step 6: Final answer
    x = 13,676.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.