Home / 18,882.45-26,057.23-10,384.61

Finding the Fourth Proportional to 18,882.45, 26,057.23 and 10,384.61

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Solution

The fourth proportional to 18,882.45, 26,057.23 and 10,384.61 is: 14,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.45 : 26,057.23 = 10,384.61 : x
  2. Step 2: Convert to fraction form
    18,882.45/26,057.23 = 10,384.61/x
  3. Step 3: Cross multiply
    18,882.45x = 26,057.23 × 10,384.61
  4. Step 4: Simplify right side
    18,882.45x = 270,594,014.98
  5. Step 5: Solve for x
    x = 270,594,014.98/18,882.45
  6. Step 6: Final answer
    x = 14,330.45

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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.