Home / 25,453.78-38,174.49-10,673.76

Finding the Fourth Proportional to 25,453.78, 38,174.49 and 10,673.76

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Solution

The fourth proportional to 25,453.78, 38,174.49 and 10,673.76 is: 16,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.78 : 38,174.49 = 10,673.76 : x
  2. Step 2: Convert to fraction form
    25,453.78/38,174.49 = 10,673.76/x
  3. Step 3: Cross multiply
    25,453.78x = 38,174.49 × 10,673.76
  4. Step 4: Simplify right side
    25,453.78x = 407,465,344.38
  5. Step 5: Solve for x
    x = 407,465,344.38/25,453.78
  6. Step 6: Final answer
    x = 16,008.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.