Home / 18,176.20-25,085.22-10,110.64

Finding the Fourth Proportional to 18,176.20, 25,085.22 and 10,110.64

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Solution

The fourth proportional to 18,176.20, 25,085.22 and 10,110.64 is: 13,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.20 : 25,085.22 = 10,110.64 : x
  2. Step 2: Convert to fraction form
    18,176.20/25,085.22 = 10,110.64/x
  3. Step 3: Cross multiply
    18,176.20x = 25,085.22 × 10,110.64
  4. Step 4: Simplify right side
    18,176.20x = 253,627,628.74
  5. Step 5: Solve for x
    x = 253,627,628.74/18,176.20
  6. Step 6: Final answer
    x = 13,953.83

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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.