Home / 18,162.10-25,063.72-10,204.32

Finding the Fourth Proportional to 18,162.10, 25,063.72 and 10,204.32

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Solution

The fourth proportional to 18,162.10, 25,063.72 and 10,204.32 is: 14,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.10 : 25,063.72 = 10,204.32 : x
  2. Step 2: Convert to fraction form
    18,162.10/25,063.72 = 10,204.32/x
  3. Step 3: Cross multiply
    18,162.10x = 25,063.72 × 10,204.32
  4. Step 4: Simplify right side
    18,162.10x = 255,758,219.27
  5. Step 5: Solve for x
    x = 255,758,219.27/18,162.10
  6. Step 6: Final answer
    x = 14,081.97

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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.