Home / 25,854.36-38,750.18-11,795.12

Finding the Fourth Proportional to 25,854.36, 38,750.18 and 11,795.12

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Solution

The fourth proportional to 25,854.36, 38,750.18 and 11,795.12 is: 17,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,854.36 : 38,750.18 = 11,795.12 : x
  2. Step 2: Convert to fraction form
    25,854.36/38,750.18 = 11,795.12/x
  3. Step 3: Cross multiply
    25,854.36x = 38,750.18 × 11,795.12
  4. Step 4: Simplify right side
    25,854.36x = 457,062,770.40
  5. Step 5: Solve for x
    x = 457,062,770.40/25,854.36
  6. Step 6: Final answer
    x = 17,678.36

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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.