Home / 22,982.31-31,700.97-19,143.99

Finding the Fourth Proportional to 22,982.31, 31,700.97 and 19,143.99

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Solution

The fourth proportional to 22,982.31, 31,700.97 and 19,143.99 is: 26,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,982.31 : 31,700.97 = 19,143.99 : x
  2. Step 2: Convert to fraction form
    22,982.31/31,700.97 = 19,143.99/x
  3. Step 3: Cross multiply
    22,982.31x = 31,700.97 × 19,143.99
  4. Step 4: Simplify right side
    22,982.31x = 606,883,052.67
  5. Step 5: Solve for x
    x = 606,883,052.67/22,982.31
  6. Step 6: Final answer
    x = 26,406.53

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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.