Home / 34,550.58-47,686.32-21,635.85

Finding the Fourth Proportional to 34,550.58, 47,686.32 and 21,635.85

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Solution

The fourth proportional to 34,550.58, 47,686.32 and 21,635.85 is: 29,861.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,550.58 : 47,686.32 = 21,635.85 : x
  2. Step 2: Convert to fraction form
    34,550.58/47,686.32 = 21,635.85/x
  3. Step 3: Cross multiply
    34,550.58x = 47,686.32 × 21,635.85
  4. Step 4: Simplify right side
    34,550.58x = 1,031,734,066.57
  5. Step 5: Solve for x
    x = 1,031,734,066.57/34,550.58
  6. Step 6: Final answer
    x = 29,861.56

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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.