Home / 25,105.13-34,645.40-13,773.90

Finding the Fourth Proportional to 25,105.13, 34,645.40 and 13,773.90

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Solution

The fourth proportional to 25,105.13, 34,645.40 and 13,773.90 is: 19,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.13 : 34,645.40 = 13,773.90 : x
  2. Step 2: Convert to fraction form
    25,105.13/34,645.40 = 13,773.90/x
  3. Step 3: Cross multiply
    25,105.13x = 34,645.40 × 13,773.90
  4. Step 4: Simplify right side
    25,105.13x = 477,202,206.19
  5. Step 5: Solve for x
    x = 477,202,206.19/25,105.13
  6. Step 6: Final answer
    x = 19,008.16

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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.