Home / 34,530.64-47,651.49-21,101.85

Finding the Fourth Proportional to 34,530.64, 47,651.49 and 21,101.85

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Solution

The fourth proportional to 34,530.64, 47,651.49 and 21,101.85 is: 29,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,530.64 : 47,651.49 = 21,101.85 : x
  2. Step 2: Convert to fraction form
    34,530.64/47,651.49 = 21,101.85/x
  3. Step 3: Cross multiply
    34,530.64x = 47,651.49 × 21,101.85
  4. Step 4: Simplify right side
    34,530.64x = 1,005,534,594.26
  5. Step 5: Solve for x
    x = 1,005,534,594.26/34,530.64
  6. Step 6: Final answer
    x = 29,120.07

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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.