Home / 25,773.68-38,638.23-11,531.25

Finding the Fourth Proportional to 25,773.68, 38,638.23 and 11,531.25

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Solution

The fourth proportional to 25,773.68, 38,638.23 and 11,531.25 is: 17,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.68 : 38,638.23 = 11,531.25 : x
  2. Step 2: Convert to fraction form
    25,773.68/38,638.23 = 11,531.25/x
  3. Step 3: Cross multiply
    25,773.68x = 38,638.23 × 11,531.25
  4. Step 4: Simplify right side
    25,773.68x = 445,547,089.69
  5. Step 5: Solve for x
    x = 445,547,089.69/25,773.68
  6. Step 6: Final answer
    x = 17,286.91

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1.5x scale

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.