Home / 18,882.15-26,057.69-10,384.65

Finding the Fourth Proportional to 18,882.15, 26,057.69 and 10,384.65

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Solution

The fourth proportional to 18,882.15, 26,057.69 and 10,384.65 is: 14,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.15 : 26,057.69 = 10,384.65 : x
  2. Step 2: Convert to fraction form
    18,882.15/26,057.69 = 10,384.65/x
  3. Step 3: Cross multiply
    18,882.15x = 26,057.69 × 10,384.65
  4. Step 4: Simplify right side
    18,882.15x = 270,599,938.54
  5. Step 5: Solve for x
    x = 270,599,938.54/18,882.15
  6. Step 6: Final answer
    x = 14,330.99

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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.