Home / 18,294.40-25,246.26-9,910.90

Finding the Fourth Proportional to 18,294.40, 25,246.26 and 9,910.90

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Solution

The fourth proportional to 18,294.40, 25,246.26 and 9,910.90 is: 13,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.40 : 25,246.26 = 9,910.90 : x
  2. Step 2: Convert to fraction form
    18,294.40/25,246.26 = 9,910.90/x
  3. Step 3: Cross multiply
    18,294.40x = 25,246.26 × 9,910.90
  4. Step 4: Simplify right side
    18,294.40x = 250,213,158.23
  5. Step 5: Solve for x
    x = 250,213,158.23/18,294.40
  6. Step 6: Final answer
    x = 13,677.04

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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.