Home / 18,140.33-25,032.27-10,181.02

Finding the Fourth Proportional to 18,140.33, 25,032.27 and 10,181.02

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Solution

The fourth proportional to 18,140.33, 25,032.27 and 10,181.02 is: 14,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.33 : 25,032.27 = 10,181.02 : x
  2. Step 2: Convert to fraction form
    18,140.33/25,032.27 = 10,181.02/x
  3. Step 3: Cross multiply
    18,140.33x = 25,032.27 × 10,181.02
  4. Step 4: Simplify right side
    18,140.33x = 254,853,907.74
  5. Step 5: Solve for x
    x = 254,853,907.74/18,140.33
  6. Step 6: Final answer
    x = 14,049.02

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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.