Home / 34,920.66-48,190.41-19,816.29

Finding the Fourth Proportional to 34,920.66, 48,190.41 and 19,816.29

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Solution

The fourth proportional to 34,920.66, 48,190.41 and 19,816.29 is: 27,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.66 : 48,190.41 = 19,816.29 : x
  2. Step 2: Convert to fraction form
    34,920.66/48,190.41 = 19,816.29/x
  3. Step 3: Cross multiply
    34,920.66x = 48,190.41 × 19,816.29
  4. Step 4: Simplify right side
    34,920.66x = 954,955,139.78
  5. Step 5: Solve for x
    x = 954,955,139.78/34,920.66
  6. Step 6: Final answer
    x = 27,346.42

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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.