Home / 18,297.16-25,251.96-13,196.92

Finding the Fourth Proportional to 18,297.16, 25,251.96 and 13,196.92

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Solution

The fourth proportional to 18,297.16, 25,251.96 and 13,196.92 is: 18,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.16 : 25,251.96 = 13,196.92 : x
  2. Step 2: Convert to fraction form
    18,297.16/25,251.96 = 13,196.92/x
  3. Step 3: Cross multiply
    18,297.16x = 25,251.96 × 13,196.92
  4. Step 4: Simplify right side
    18,297.16x = 333,248,095.96
  5. Step 5: Solve for x
    x = 333,248,095.96/18,297.16
  6. Step 6: Final answer
    x = 18,213.10

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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.