Home / 25,489.90-38,308.56-23,718.16

Finding the Fourth Proportional to 25,489.90, 38,308.56 and 23,718.16

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Solution

The fourth proportional to 25,489.90, 38,308.56 and 23,718.16 is: 35,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.90 : 38,308.56 = 23,718.16 : x
  2. Step 2: Convert to fraction form
    25,489.90/38,308.56 = 23,718.16/x
  3. Step 3: Cross multiply
    25,489.90x = 38,308.56 × 23,718.16
  4. Step 4: Simplify right side
    25,489.90x = 908,608,555.45
  5. Step 5: Solve for x
    x = 908,608,555.45/25,489.90
  6. Step 6: Final answer
    x = 35,645.83

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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.