Home / 31,337.04-43,238.14-17,904

Finding the Fourth Proportional to 31,337.04, 43,238.14 and 17,904

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Solution

The fourth proportional to 31,337.04, 43,238.14 and 17,904 is: 24,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.04 : 43,238.14 = 17,904 : x
  2. Step 2: Convert to fraction form
    31,337.04/43,238.14 = 17,904/x
  3. Step 3: Cross multiply
    31,337.04x = 43,238.14 × 17,904
  4. Step 4: Simplify right side
    31,337.04x = 774,135,658.56
  5. Step 5: Solve for x
    x = 774,135,658.56/31,337.04
  6. Step 6: Final answer
    x = 24,703.53

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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.