Home / 18,882.39-26,060.96-10,929

Finding the Fourth Proportional to 18,882.39, 26,060.96 and 10,929

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Solution

The fourth proportional to 18,882.39, 26,060.96 and 10,929 is: 15,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.39 : 26,060.96 = 10,929 : x
  2. Step 2: Convert to fraction form
    18,882.39/26,060.96 = 10,929/x
  3. Step 3: Cross multiply
    18,882.39x = 26,060.96 × 10,929
  4. Step 4: Simplify right side
    18,882.39x = 284,820,231.84
  5. Step 5: Solve for x
    x = 284,820,231.84/18,882.39
  6. Step 6: Final answer
    x = 15,083.91

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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.