Home / 29,033.74-43,370.42-21,073.06

Finding the Fourth Proportional to 29,033.74, 43,370.42 and 21,073.06

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Solution

The fourth proportional to 29,033.74, 43,370.42 and 21,073.06 is: 31,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,033.74 : 43,370.42 = 21,073.06 : x
  2. Step 2: Convert to fraction form
    29,033.74/43,370.42 = 21,073.06/x
  3. Step 3: Cross multiply
    29,033.74x = 43,370.42 × 21,073.06
  4. Step 4: Simplify right side
    29,033.74x = 913,947,462.89
  5. Step 5: Solve for x
    x = 913,947,462.89/29,033.74
  6. Step 6: Final answer
    x = 31,478.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.