Home / 31,860.16-43,963.68-17,710.72

Finding the Fourth Proportional to 31,860.16, 43,963.68 and 17,710.72

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Solution

The fourth proportional to 31,860.16, 43,963.68 and 17,710.72 is: 24,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,860.16 : 43,963.68 = 17,710.72 : x
  2. Step 2: Convert to fraction form
    31,860.16/43,963.68 = 17,710.72/x
  3. Step 3: Cross multiply
    31,860.16x = 43,963.68 × 17,710.72
  4. Step 4: Simplify right side
    31,860.16x = 778,628,426.65
  5. Step 5: Solve for x
    x = 778,628,426.65/31,860.16
  6. Step 6: Final answer
    x = 24,438.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.