Home / 28,773.20-43,148.28-10,295.12

Finding the Fourth Proportional to 28,773.20, 43,148.28 and 10,295.12

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Solution

The fourth proportional to 28,773.20, 43,148.28 and 10,295.12 is: 15,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.20 : 43,148.28 = 10,295.12 : x
  2. Step 2: Convert to fraction form
    28,773.20/43,148.28 = 10,295.12/x
  3. Step 3: Cross multiply
    28,773.20x = 43,148.28 × 10,295.12
  4. Step 4: Simplify right side
    28,773.20x = 444,216,720.39
  5. Step 5: Solve for x
    x = 444,216,720.39/28,773.20
  6. Step 6: Final answer
    x = 15,438.56

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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.