Home / 18,142.22-25,034.90-10,182.92

Finding the Fourth Proportional to 18,142.22, 25,034.90 and 10,182.92

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Solution

The fourth proportional to 18,142.22, 25,034.90 and 10,182.92 is: 14,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,142.22 : 25,034.90 = 10,182.92 : x
  2. Step 2: Convert to fraction form
    18,142.22/25,034.90 = 10,182.92/x
  3. Step 3: Cross multiply
    18,142.22x = 25,034.90 × 10,182.92
  4. Step 4: Simplify right side
    18,142.22x = 254,928,207.82
  5. Step 5: Solve for x
    x = 254,928,207.82/18,142.22
  6. Step 6: Final answer
    x = 14,051.66

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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.