Home / 23,859.14-32,940.41-15,375.87

Finding the Fourth Proportional to 23,859.14, 32,940.41 and 15,375.87

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Solution

The fourth proportional to 23,859.14, 32,940.41 and 15,375.87 is: 21,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,859.14 : 32,940.41 = 15,375.87 : x
  2. Step 2: Convert to fraction form
    23,859.14/32,940.41 = 15,375.87/x
  3. Step 3: Cross multiply
    23,859.14x = 32,940.41 × 15,375.87
  4. Step 4: Simplify right side
    23,859.14x = 506,487,385.03
  5. Step 5: Solve for x
    x = 506,487,385.03/23,859.14
  6. Step 6: Final answer
    x = 21,228.24

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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.