Home / 38,143.95-57,192.75-17,080.08

Finding the Fourth Proportional to 38,143.95, 57,192.75 and 17,080.08

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Solution

The fourth proportional to 38,143.95, 57,192.75 and 17,080.08 is: 25,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,143.95 : 57,192.75 = 17,080.08 : x
  2. Step 2: Convert to fraction form
    38,143.95/57,192.75 = 17,080.08/x
  3. Step 3: Cross multiply
    38,143.95x = 57,192.75 × 17,080.08
  4. Step 4: Simplify right side
    38,143.95x = 976,856,745.42
  5. Step 5: Solve for x
    x = 976,856,745.42/38,143.95
  6. Step 6: Final answer
    x = 25,609.74

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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.