Home / 25,951.21-35,810.17-15,197.24

Finding the Fourth Proportional to 25,951.21, 35,810.17 and 15,197.24

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Solution

The fourth proportional to 25,951.21, 35,810.17 and 15,197.24 is: 20,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.21 : 35,810.17 = 15,197.24 : x
  2. Step 2: Convert to fraction form
    25,951.21/35,810.17 = 15,197.24/x
  3. Step 3: Cross multiply
    25,951.21x = 35,810.17 × 15,197.24
  4. Step 4: Simplify right side
    25,951.21x = 544,215,799.46
  5. Step 5: Solve for x
    x = 544,215,799.46/25,951.21
  6. Step 6: Final answer
    x = 20,970.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.