Home / 31,201.23-43,051.73-17,772.19

Finding the Fourth Proportional to 31,201.23, 43,051.73 and 17,772.19

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Solution

The fourth proportional to 31,201.23, 43,051.73 and 17,772.19 is: 24,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.23 : 43,051.73 = 17,772.19 : x
  2. Step 2: Convert to fraction form
    31,201.23/43,051.73 = 17,772.19/x
  3. Step 3: Cross multiply
    31,201.23x = 43,051.73 × 17,772.19
  4. Step 4: Simplify right side
    31,201.23x = 765,123,436.53
  5. Step 5: Solve for x
    x = 765,123,436.53/31,201.23
  6. Step 6: Final answer
    x = 24,522.22

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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.