Home / 34,104.25-47,064.37-19,765.15

Finding the Fourth Proportional to 34,104.25, 47,064.37 and 19,765.15

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Solution

The fourth proportional to 34,104.25, 47,064.37 and 19,765.15 is: 27,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,104.25 : 47,064.37 = 19,765.15 : x
  2. Step 2: Convert to fraction form
    34,104.25/47,064.37 = 19,765.15/x
  3. Step 3: Cross multiply
    34,104.25x = 47,064.37 × 19,765.15
  4. Step 4: Simplify right side
    34,104.25x = 930,234,147.10
  5. Step 5: Solve for x
    x = 930,234,147.10/34,104.25
  6. Step 6: Final answer
    x = 27,276.20

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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.