Home / 34,859.32-48,105.82-18,943.74

Finding the Fourth Proportional to 34,859.32, 48,105.82 and 18,943.74

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Solution

The fourth proportional to 34,859.32, 48,105.82 and 18,943.74 is: 26,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,859.32 : 48,105.82 = 18,943.74 : x
  2. Step 2: Convert to fraction form
    34,859.32/48,105.82 = 18,943.74/x
  3. Step 3: Cross multiply
    34,859.32x = 48,105.82 × 18,943.74
  4. Step 4: Simplify right side
    34,859.32x = 911,304,146.57
  5. Step 5: Solve for x
    x = 911,304,146.57/34,859.32
  6. Step 6: Final answer
    x = 26,142.34

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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.