Home / 25,371.05-35,011.53-14,040.54

Finding the Fourth Proportional to 25,371.05, 35,011.53 and 14,040.54

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Solution

The fourth proportional to 25,371.05, 35,011.53 and 14,040.54 is: 19,375.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.05 : 35,011.53 = 14,040.54 : x
  2. Step 2: Convert to fraction form
    25,371.05/35,011.53 = 14,040.54/x
  3. Step 3: Cross multiply
    25,371.05x = 35,011.53 × 14,040.54
  4. Step 4: Simplify right side
    25,371.05x = 491,580,787.43
  5. Step 5: Solve for x
    x = 491,580,787.43/25,371.05
  6. Step 6: Final answer
    x = 19,375.66

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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.