Home / 31,986.28-44,141.14-17,840.04

Finding the Fourth Proportional to 31,986.28, 44,141.14 and 17,840.04

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Solution

The fourth proportional to 31,986.28, 44,141.14 and 17,840.04 is: 24,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.28 : 44,141.14 = 17,840.04 : x
  2. Step 2: Convert to fraction form
    31,986.28/44,141.14 = 17,840.04/x
  3. Step 3: Cross multiply
    31,986.28x = 44,141.14 × 17,840.04
  4. Step 4: Simplify right side
    31,986.28x = 787,479,703.25
  5. Step 5: Solve for x
    x = 787,479,703.25/31,986.28
  6. Step 6: Final answer
    x = 24,619.30

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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.