Home / 31,699.71-43,745.60-17,552.56

Finding the Fourth Proportional to 31,699.71, 43,745.60 and 17,552.56

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Solution

The fourth proportional to 31,699.71, 43,745.60 and 17,552.56 is: 24,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699.71 : 43,745.60 = 17,552.56 : x
  2. Step 2: Convert to fraction form
    31,699.71/43,745.60 = 17,552.56/x
  3. Step 3: Cross multiply
    31,699.71x = 43,745.60 × 17,552.56
  4. Step 4: Simplify right side
    31,699.71x = 767,847,050.01
  5. Step 5: Solve for x
    x = 767,847,050.01/31,699.71
  6. Step 6: Final answer
    x = 24,222.53

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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.