Home / 31,363.44-43,281.06-17,216.30

Finding the Fourth Proportional to 31,363.44, 43,281.06 and 17,216.30

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Solution

The fourth proportional to 31,363.44, 43,281.06 and 17,216.30 is: 23,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,363.44 : 43,281.06 = 17,216.30 : x
  2. Step 2: Convert to fraction form
    31,363.44/43,281.06 = 17,216.30/x
  3. Step 3: Cross multiply
    31,363.44x = 43,281.06 × 17,216.30
  4. Step 4: Simplify right side
    31,363.44x = 745,139,496.87
  5. Step 5: Solve for x
    x = 745,139,496.87/31,363.44
  6. Step 6: Final answer
    x = 23,758.22

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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.