Home / 25,825.80-38,640.92-15,301.46

Finding the Fourth Proportional to 25,825.80, 38,640.92 and 15,301.46

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Solution

The fourth proportional to 25,825.80, 38,640.92 and 15,301.46 is: 22,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.80 : 38,640.92 = 15,301.46 : x
  2. Step 2: Convert to fraction form
    25,825.80/38,640.92 = 15,301.46/x
  3. Step 3: Cross multiply
    25,825.80x = 38,640.92 × 15,301.46
  4. Step 4: Simplify right side
    25,825.80x = 591,262,491.74
  5. Step 5: Solve for x
    x = 591,262,491.74/25,825.80
  6. Step 6: Final answer
    x = 22,894.26

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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.