Home / 34,661.20-47,832.30-18,745.66

Finding the Fourth Proportional to 34,661.20, 47,832.30 and 18,745.66

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Solution

The fourth proportional to 34,661.20, 47,832.30 and 18,745.66 is: 25,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,661.20 : 47,832.30 = 18,745.66 : x
  2. Step 2: Convert to fraction form
    34,661.20/47,832.30 = 18,745.66/x
  3. Step 3: Cross multiply
    34,661.20x = 47,832.30 × 18,745.66
  4. Step 4: Simplify right side
    34,661.20x = 896,648,032.82
  5. Step 5: Solve for x
    x = 896,648,032.82/34,661.20
  6. Step 6: Final answer
    x = 25,868.93

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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.