Home / 34,480.14-47,587.76-21,059.11

Finding the Fourth Proportional to 34,480.14, 47,587.76 and 21,059.11

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Solution

The fourth proportional to 34,480.14, 47,587.76 and 21,059.11 is: 29,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.14 : 47,587.76 = 21,059.11 : x
  2. Step 2: Convert to fraction form
    34,480.14/47,587.76 = 21,059.11/x
  3. Step 3: Cross multiply
    34,480.14x = 47,587.76 × 21,059.11
  4. Step 4: Simplify right side
    34,480.14x = 1,002,155,872.49
  5. Step 5: Solve for x
    x = 1,002,155,872.49/34,480.14
  6. Step 6: Final answer
    x = 29,064.73

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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.