Home / 31,986.40-44,140.26-17,841.64

Finding the Fourth Proportional to 31,986.40, 44,140.26 and 17,841.64

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Solution

The fourth proportional to 31,986.40, 44,140.26 and 17,841.64 is: 24,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.40 : 44,140.26 = 17,841.64 : x
  2. Step 2: Convert to fraction form
    31,986.40/44,140.26 = 17,841.64/x
  3. Step 3: Cross multiply
    31,986.40x = 44,140.26 × 17,841.64
  4. Step 4: Simplify right side
    31,986.40x = 787,534,628.43
  5. Step 5: Solve for x
    x = 787,534,628.43/31,986.40
  6. Step 6: Final answer
    x = 24,620.92

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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.