Home / 31,233.70-43,102.12-17,804.51

Finding the Fourth Proportional to 31,233.70, 43,102.12 and 17,804.51

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Solution

The fourth proportional to 31,233.70, 43,102.12 and 17,804.51 is: 24,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,233.70 : 43,102.12 = 17,804.51 : x
  2. Step 2: Convert to fraction form
    31,233.70/43,102.12 = 17,804.51/x
  3. Step 3: Cross multiply
    31,233.70x = 43,102.12 × 17,804.51
  4. Step 4: Simplify right side
    31,233.70x = 767,412,126.56
  5. Step 5: Solve for x
    x = 767,412,126.56/31,233.70
  6. Step 6: Final answer
    x = 24,570.00

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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.