Home / 47,721.12-65,841.84-29,834.34

Finding the Fourth Proportional to 47,721.12, 65,841.84 and 29,834.34

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Solution

The fourth proportional to 47,721.12, 65,841.84 and 29,834.34 is: 41,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,721.12 : 65,841.84 = 29,834.34 : x
  2. Step 2: Convert to fraction form
    47,721.12/65,841.84 = 29,834.34/x
  3. Step 3: Cross multiply
    47,721.12x = 65,841.84 × 29,834.34
  4. Step 4: Simplify right side
    47,721.12x = 1,964,347,840.79
  5. Step 5: Solve for x
    x = 1,964,347,840.79/47,721.12
  6. Step 6: Final answer
    x = 41,163.07

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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.