Home / 31,350.82-47,028.97-10,284.55

Finding the Fourth Proportional to 31,350.82, 47,028.97 and 10,284.55

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Solution

The fourth proportional to 31,350.82, 47,028.97 and 10,284.55 is: 15,427.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.82 : 47,028.97 = 10,284.55 : x
  2. Step 2: Convert to fraction form
    31,350.82/47,028.97 = 10,284.55/x
  3. Step 3: Cross multiply
    31,350.82x = 47,028.97 × 10,284.55
  4. Step 4: Simplify right side
    31,350.82x = 483,671,793.41
  5. Step 5: Solve for x
    x = 483,671,793.41/31,350.82
  6. Step 6: Final answer
    x = 15,427.72

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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.