Home / 19,663.34-26,982.78-17,881.34

Finding the Fourth Proportional to 19,663.34, 26,982.78 and 17,881.34

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Solution

The fourth proportional to 19,663.34, 26,982.78 and 17,881.34 is: 24,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.34 : 26,982.78 = 17,881.34 : x
  2. Step 2: Convert to fraction form
    19,663.34/26,982.78 = 17,881.34/x
  3. Step 3: Cross multiply
    19,663.34x = 26,982.78 × 17,881.34
  4. Step 4: Simplify right side
    19,663.34x = 482,488,173.92
  5. Step 5: Solve for x
    x = 482,488,173.92/19,663.34
  6. Step 6: Final answer
    x = 24,537.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.