Home / 31,287.17-43,165.73-17,848.97

Finding the Fourth Proportional to 31,287.17, 43,165.73 and 17,848.97

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Solution

The fourth proportional to 31,287.17, 43,165.73 and 17,848.97 is: 24,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287.17 : 43,165.73 = 17,848.97 : x
  2. Step 2: Convert to fraction form
    31,287.17/43,165.73 = 17,848.97/x
  3. Step 3: Cross multiply
    31,287.17x = 43,165.73 × 17,848.97
  4. Step 4: Simplify right side
    31,287.17x = 770,463,603.97
  5. Step 5: Solve for x
    x = 770,463,603.97/31,287.17
  6. Step 6: Final answer
    x = 24,625.54

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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.