Home / 31,469.63-43,441.70-22,501.55

Finding the Fourth Proportional to 31,469.63, 43,441.70 and 22,501.55

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Solution

The fourth proportional to 31,469.63, 43,441.70 and 22,501.55 is: 31,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469.63 : 43,441.70 = 22,501.55 : x
  2. Step 2: Convert to fraction form
    31,469.63/43,441.70 = 22,501.55/x
  3. Step 3: Cross multiply
    31,469.63x = 43,441.70 × 22,501.55
  4. Step 4: Simplify right side
    31,469.63x = 977,505,584.64
  5. Step 5: Solve for x
    x = 977,505,584.64/31,469.63
  6. Step 6: Final answer
    x = 31,061.87

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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.