Home / 18,142.92-25,036.43-10,184.99

Finding the Fourth Proportional to 18,142.92, 25,036.43 and 10,184.99

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Solution

The fourth proportional to 18,142.92, 25,036.43 and 10,184.99 is: 14,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,142.92 : 25,036.43 = 10,184.99 : x
  2. Step 2: Convert to fraction form
    18,142.92/25,036.43 = 10,184.99/x
  3. Step 3: Cross multiply
    18,142.92x = 25,036.43 × 10,184.99
  4. Step 4: Simplify right side
    18,142.92x = 254,995,613.08
  5. Step 5: Solve for x
    x = 254,995,613.08/18,142.92
  6. Step 6: Final answer
    x = 14,054.83

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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.