Home / 25,799.32-35,603.46-15,043.90

Finding the Fourth Proportional to 25,799.32, 35,603.46 and 15,043.90

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Solution

The fourth proportional to 25,799.32, 35,603.46 and 15,043.90 is: 20,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.32 : 35,603.46 = 15,043.90 : x
  2. Step 2: Convert to fraction form
    25,799.32/35,603.46 = 15,043.90/x
  3. Step 3: Cross multiply
    25,799.32x = 35,603.46 × 15,043.90
  4. Step 4: Simplify right side
    25,799.32x = 535,614,891.89
  5. Step 5: Solve for x
    x = 535,614,891.89/25,799.32
  6. Step 6: Final answer
    x = 20,760.81

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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.