Home / 25,488.05-38,217.14-7,713.41

Finding the Fourth Proportional to 25,488.05, 38,217.14 and 7,713.41

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Solution

The fourth proportional to 25,488.05, 38,217.14 and 7,713.41 is: 11,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.05 : 38,217.14 = 7,713.41 : x
  2. Step 2: Convert to fraction form
    25,488.05/38,217.14 = 7,713.41/x
  3. Step 3: Cross multiply
    25,488.05x = 38,217.14 × 7,713.41
  4. Step 4: Simplify right side
    25,488.05x = 294,784,240.19
  5. Step 5: Solve for x
    x = 294,784,240.19/25,488.05
  6. Step 6: Final answer
    x = 11,565.59

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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.