Home / 35,470.28-48,949.32-19,555.29

Finding the Fourth Proportional to 35,470.28, 48,949.32 and 19,555.29

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Solution

The fourth proportional to 35,470.28, 48,949.32 and 19,555.29 is: 26,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.28 : 48,949.32 = 19,555.29 : x
  2. Step 2: Convert to fraction form
    35,470.28/48,949.32 = 19,555.29/x
  3. Step 3: Cross multiply
    35,470.28x = 48,949.32 × 19,555.29
  4. Step 4: Simplify right side
    35,470.28x = 957,218,147.90
  5. Step 5: Solve for x
    x = 957,218,147.90/35,470.28
  6. Step 6: Final answer
    x = 26,986.48

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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.