Home / 18,932.11-26,125.25-10,434.21

Finding the Fourth Proportional to 18,932.11, 26,125.25 and 10,434.21

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Solution

The fourth proportional to 18,932.11, 26,125.25 and 10,434.21 is: 14,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.11 : 26,125.25 = 10,434.21 : x
  2. Step 2: Convert to fraction form
    18,932.11/26,125.25 = 10,434.21/x
  3. Step 3: Cross multiply
    18,932.11x = 26,125.25 × 10,434.21
  4. Step 4: Simplify right side
    18,932.11x = 272,596,286.04
  5. Step 5: Solve for x
    x = 272,596,286.04/18,932.11
  6. Step 6: Final answer
    x = 14,398.62

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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.