Home / 35,351.78-48,785.46-19,436.48

Finding the Fourth Proportional to 35,351.78, 48,785.46 and 19,436.48

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Solution

The fourth proportional to 35,351.78, 48,785.46 and 19,436.48 is: 26,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.78 : 48,785.46 = 19,436.48 : x
  2. Step 2: Convert to fraction form
    35,351.78/48,785.46 = 19,436.48/x
  3. Step 3: Cross multiply
    35,351.78x = 48,785.46 × 19,436.48
  4. Step 4: Simplify right side
    35,351.78x = 948,217,617.58
  5. Step 5: Solve for x
    x = 948,217,617.58/35,351.78
  6. Step 6: Final answer
    x = 26,822.34

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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.