Home / 18,882.25-26,057.55-10,500.37

Finding the Fourth Proportional to 18,882.25, 26,057.55 and 10,500.37

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Solution

The fourth proportional to 18,882.25, 26,057.55 and 10,500.37 is: 14,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.25 : 26,057.55 = 10,500.37 : x
  2. Step 2: Convert to fraction form
    18,882.25/26,057.55 = 10,500.37/x
  3. Step 3: Cross multiply
    18,882.25x = 26,057.55 × 10,500.37
  4. Step 4: Simplify right side
    18,882.25x = 273,613,916.29
  5. Step 5: Solve for x
    x = 273,613,916.29/18,882.25
  6. Step 6: Final answer
    x = 14,490.54

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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.