Home / 34,286.54-47,319.80-19,180.04

Finding the Fourth Proportional to 34,286.54, 47,319.80 and 19,180.04

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Solution

The fourth proportional to 34,286.54, 47,319.80 and 19,180.04 is: 26,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,286.54 : 47,319.80 = 19,180.04 : x
  2. Step 2: Convert to fraction form
    34,286.54/47,319.80 = 19,180.04/x
  3. Step 3: Cross multiply
    34,286.54x = 47,319.80 × 19,180.04
  4. Step 4: Simplify right side
    34,286.54x = 907,595,656.79
  5. Step 5: Solve for x
    x = 907,595,656.79/34,286.54
  6. Step 6: Final answer
    x = 26,470.90

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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.