Home / 18,351.27-25,326.53-10,286.29

Finding the Fourth Proportional to 18,351.27, 25,326.53 and 10,286.29

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Solution

The fourth proportional to 18,351.27, 25,326.53 and 10,286.29 is: 14,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.27 : 25,326.53 = 10,286.29 : x
  2. Step 2: Convert to fraction form
    18,351.27/25,326.53 = 10,286.29/x
  3. Step 3: Cross multiply
    18,351.27x = 25,326.53 × 10,286.29
  4. Step 4: Simplify right side
    18,351.27x = 260,516,017.62
  5. Step 5: Solve for x
    x = 260,516,017.62/18,351.27
  6. Step 6: Final answer
    x = 14,196.08

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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.