Home / 31,986.36-44,141.25-17,840.11

Finding the Fourth Proportional to 31,986.36, 44,141.25 and 17,840.11

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Solution

The fourth proportional to 31,986.36, 44,141.25 and 17,840.11 is: 24,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.36 : 44,141.25 = 17,840.11 : x
  2. Step 2: Convert to fraction form
    31,986.36/44,141.25 = 17,840.11/x
  3. Step 3: Cross multiply
    31,986.36x = 44,141.25 × 17,840.11
  4. Step 4: Simplify right side
    31,986.36x = 787,484,865.89
  5. Step 5: Solve for x
    x = 787,484,865.89/31,986.36
  6. Step 6: Final answer
    x = 24,619.40

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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.