Home / 35,371.26-48,812.34-19,456.78

Finding the Fourth Proportional to 35,371.26, 48,812.34 and 19,456.78

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Solution

The fourth proportional to 35,371.26, 48,812.34 and 19,456.78 is: 26,850.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.26 : 48,812.34 = 19,456.78 : x
  2. Step 2: Convert to fraction form
    35,371.26/48,812.34 = 19,456.78/x
  3. Step 3: Cross multiply
    35,371.26x = 48,812.34 × 19,456.78
  4. Step 4: Simplify right side
    35,371.26x = 949,730,960.67
  5. Step 5: Solve for x
    x = 949,730,960.67/35,371.26
  6. Step 6: Final answer
    x = 26,850.36

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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.