Home / 15,995.10-23,982.39-6,641.58

Finding the Fourth Proportional to 15,995.10, 23,982.39 and 6,641.58

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Solution

The fourth proportional to 15,995.10, 23,982.39 and 6,641.58 is: 9,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.10 : 23,982.39 = 6,641.58 : x
  2. Step 2: Convert to fraction form
    15,995.10/23,982.39 = 6,641.58/x
  3. Step 3: Cross multiply
    15,995.10x = 23,982.39 × 6,641.58
  4. Step 4: Simplify right side
    15,995.10x = 159,280,961.78
  5. Step 5: Solve for x
    x = 159,280,961.78/15,995.10
  6. Step 6: Final answer
    x = 9,958.11

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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.