Home / 18,294.48-25,246.40-9,910.96

Finding the Fourth Proportional to 18,294.48, 25,246.40 and 9,910.96

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Solution

The fourth proportional to 18,294.48, 25,246.40 and 9,910.96 is: 13,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.48 : 25,246.40 = 9,910.96 : x
  2. Step 2: Convert to fraction form
    18,294.48/25,246.40 = 9,910.96/x
  3. Step 3: Cross multiply
    18,294.48x = 25,246.40 × 9,910.96
  4. Step 4: Simplify right side
    18,294.48x = 250,216,060.54
  5. Step 5: Solve for x
    x = 250,216,060.54/18,294.48
  6. Step 6: Final answer
    x = 13,677.13

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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.