Home / 34,057.80-47,004.66-21,323.70

Finding the Fourth Proportional to 34,057.80, 47,004.66 and 21,323.70

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Solution

The fourth proportional to 34,057.80, 47,004.66 and 21,323.70 is: 29,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,057.80 : 47,004.66 = 21,323.70 : x
  2. Step 2: Convert to fraction form
    34,057.80/47,004.66 = 21,323.70/x
  3. Step 3: Cross multiply
    34,057.80x = 47,004.66 × 21,323.70
  4. Step 4: Simplify right side
    34,057.80x = 1,002,313,268.44
  5. Step 5: Solve for x
    x = 1,002,313,268.44/34,057.80
  6. Step 6: Final answer
    x = 29,429.77

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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.