Home / 18,482.05-25,505.31-10,098.55

Finding the Fourth Proportional to 18,482.05, 25,505.31 and 10,098.55

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Solution

The fourth proportional to 18,482.05, 25,505.31 and 10,098.55 is: 13,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.05 : 25,505.31 = 10,098.55 : x
  2. Step 2: Convert to fraction form
    18,482.05/25,505.31 = 10,098.55/x
  3. Step 3: Cross multiply
    18,482.05x = 25,505.31 × 10,098.55
  4. Step 4: Simplify right side
    18,482.05x = 257,566,648.30
  5. Step 5: Solve for x
    x = 257,566,648.30/18,482.05
  6. Step 6: Final answer
    x = 13,936.04

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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.