Home / 31,546.58-47,261.55-15,926.90

Finding the Fourth Proportional to 31,546.58, 47,261.55 and 15,926.90

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Solution

The fourth proportional to 31,546.58, 47,261.55 and 15,926.90 is: 23,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546.58 : 47,261.55 = 15,926.90 : x
  2. Step 2: Convert to fraction form
    31,546.58/47,261.55 = 15,926.90/x
  3. Step 3: Cross multiply
    31,546.58x = 47,261.55 × 15,926.90
  4. Step 4: Simplify right side
    31,546.58x = 752,729,980.70
  5. Step 5: Solve for x
    x = 752,729,980.70/31,546.58
  6. Step 6: Final answer
    x = 23,860.91

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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.