Home / 25,948.75-38,921.31-14,820.57

Finding the Fourth Proportional to 25,948.75, 38,921.31 and 14,820.57

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Solution

The fourth proportional to 25,948.75, 38,921.31 and 14,820.57 is: 22,229.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948.75 : 38,921.31 = 14,820.57 : x
  2. Step 2: Convert to fraction form
    25,948.75/38,921.31 = 14,820.57/x
  3. Step 3: Cross multiply
    25,948.75x = 38,921.31 × 14,820.57
  4. Step 4: Simplify right side
    25,948.75x = 576,835,999.35
  5. Step 5: Solve for x
    x = 576,835,999.35/25,948.75
  6. Step 6: Final answer
    x = 22,229.82

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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.