Home / 31,265.19-43,183.83-22,753.81

Finding the Fourth Proportional to 31,265.19, 43,183.83 and 22,753.81

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Solution

The fourth proportional to 31,265.19, 43,183.83 and 22,753.81 is: 31,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265.19 : 43,183.83 = 22,753.81 : x
  2. Step 2: Convert to fraction form
    31,265.19/43,183.83 = 22,753.81/x
  3. Step 3: Cross multiply
    31,265.19x = 43,183.83 × 22,753.81
  4. Step 4: Simplify right side
    31,265.19x = 982,596,802.20
  5. Step 5: Solve for x
    x = 982,596,802.20/31,265.19
  6. Step 6: Final answer
    x = 31,427.82

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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.