Home / 31,801.74-43,884.21-17,653.47

Finding the Fourth Proportional to 31,801.74, 43,884.21 and 17,653.47

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Solution

The fourth proportional to 31,801.74, 43,884.21 and 17,653.47 is: 24,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,801.74 : 43,884.21 = 17,653.47 : x
  2. Step 2: Convert to fraction form
    31,801.74/43,884.21 = 17,653.47/x
  3. Step 3: Cross multiply
    31,801.74x = 43,884.21 × 17,653.47
  4. Step 4: Simplify right side
    31,801.74x = 774,708,584.71
  5. Step 5: Solve for x
    x = 774,708,584.71/31,801.74
  6. Step 6: Final answer
    x = 24,360.57

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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.