Home / 28,825.44-43,265.10-17,753.72

Finding the Fourth Proportional to 28,825.44, 43,265.10 and 17,753.72

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Solution

The fourth proportional to 28,825.44, 43,265.10 and 17,753.72 is: 26,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.44 : 43,265.10 = 17,753.72 : x
  2. Step 2: Convert to fraction form
    28,825.44/43,265.10 = 17,753.72/x
  3. Step 3: Cross multiply
    28,825.44x = 43,265.10 × 17,753.72
  4. Step 4: Simplify right side
    28,825.44x = 768,116,471.17
  5. Step 5: Solve for x
    x = 768,116,471.17/28,825.44
  6. Step 6: Final answer
    x = 26,647.17

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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.