Home / 28,522.92-39,343.08-17,903.28

Finding the Fourth Proportional to 28,522.92, 39,343.08 and 17,903.28

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Solution

The fourth proportional to 28,522.92, 39,343.08 and 17,903.28 is: 24,694.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522.92 : 39,343.08 = 17,903.28 : x
  2. Step 2: Convert to fraction form
    28,522.92/39,343.08 = 17,903.28/x
  3. Step 3: Cross multiply
    28,522.92x = 39,343.08 × 17,903.28
  4. Step 4: Simplify right side
    28,522.92x = 704,370,177.30
  5. Step 5: Solve for x
    x = 704,370,177.30/28,522.92
  6. Step 6: Final answer
    x = 24,694.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.