Home / 31,598.70-43,604.91-20,252.22

Finding the Fourth Proportional to 31,598.70, 43,604.91 and 20,252.22

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Solution

The fourth proportional to 31,598.70, 43,604.91 and 20,252.22 is: 27,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,598.70 : 43,604.91 = 20,252.22 : x
  2. Step 2: Convert to fraction form
    31,598.70/43,604.91 = 20,252.22/x
  3. Step 3: Cross multiply
    31,598.70x = 43,604.91 × 20,252.22
  4. Step 4: Simplify right side
    31,598.70x = 883,096,230.40
  5. Step 5: Solve for x
    x = 883,096,230.40/31,598.70
  6. Step 6: Final answer
    x = 27,947.23

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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.