Home / 28,490.45-42,627.21-17,204.24

Finding the Fourth Proportional to 28,490.45, 42,627.21 and 17,204.24

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Solution

The fourth proportional to 28,490.45, 42,627.21 and 17,204.24 is: 25,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,490.45 : 42,627.21 = 17,204.24 : x
  2. Step 2: Convert to fraction form
    28,490.45/42,627.21 = 17,204.24/x
  3. Step 3: Cross multiply
    28,490.45x = 42,627.21 × 17,204.24
  4. Step 4: Simplify right side
    28,490.45x = 733,368,538.23
  5. Step 5: Solve for x
    x = 733,368,538.23/28,490.45
  6. Step 6: Final answer
    x = 25,740.86

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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.