Home / 28,614.24-42,933.60-15,475.86

Finding the Fourth Proportional to 28,614.24, 42,933.60 and 15,475.86

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Solution

The fourth proportional to 28,614.24, 42,933.60 and 15,475.86 is: 23,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614.24 : 42,933.60 = 15,475.86 : x
  2. Step 2: Convert to fraction form
    28,614.24/42,933.60 = 15,475.86/x
  3. Step 3: Cross multiply
    28,614.24x = 42,933.60 × 15,475.86
  4. Step 4: Simplify right side
    28,614.24x = 664,434,382.90
  5. Step 5: Solve for x
    x = 664,434,382.90/28,614.24
  6. Step 6: Final answer
    x = 23,220.41

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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.