Home / 31,174.84-43,024.26-17,749.36

Finding the Fourth Proportional to 31,174.84, 43,024.26 and 17,749.36

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Solution

The fourth proportional to 31,174.84, 43,024.26 and 17,749.36 is: 24,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,174.84 : 43,024.26 = 17,749.36 : x
  2. Step 2: Convert to fraction form
    31,174.84/43,024.26 = 17,749.36/x
  3. Step 3: Cross multiply
    31,174.84x = 43,024.26 × 17,749.36
  4. Step 4: Simplify right side
    31,174.84x = 763,653,079.47
  5. Step 5: Solve for x
    x = 763,653,079.47/31,174.84
  6. Step 6: Final answer
    x = 24,495.81

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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.