Home / 23,251.21-32,102.51-15,605.95

Finding the Fourth Proportional to 23,251.21, 32,102.51 and 15,605.95

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Solution

The fourth proportional to 23,251.21, 32,102.51 and 15,605.95 is: 21,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,251.21 : 32,102.51 = 15,605.95 : x
  2. Step 2: Convert to fraction form
    23,251.21/32,102.51 = 15,605.95/x
  3. Step 3: Cross multiply
    23,251.21x = 32,102.51 × 15,605.95
  4. Step 4: Simplify right side
    23,251.21x = 500,990,005.42
  5. Step 5: Solve for x
    x = 500,990,005.42/23,251.21
  6. Step 6: Final answer
    x = 21,546.84

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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.