Home / 34,715.35-47,907.19-18,799.80

Finding the Fourth Proportional to 34,715.35, 47,907.19 and 18,799.80

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Solution

The fourth proportional to 34,715.35, 47,907.19 and 18,799.80 is: 25,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,715.35 : 47,907.19 = 18,799.80 : x
  2. Step 2: Convert to fraction form
    34,715.35/47,907.19 = 18,799.80/x
  3. Step 3: Cross multiply
    34,715.35x = 47,907.19 × 18,799.80
  4. Step 4: Simplify right side
    34,715.35x = 900,645,590.56
  5. Step 5: Solve for x
    x = 900,645,590.56/34,715.35
  6. Step 6: Final answer
    x = 25,943.73

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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.