Home / 30,694.79-42,346.82-17,262.96

Finding the Fourth Proportional to 30,694.79, 42,346.82 and 17,262.96

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Solution

The fourth proportional to 30,694.79, 42,346.82 and 17,262.96 is: 23,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694.79 : 42,346.82 = 17,262.96 : x
  2. Step 2: Convert to fraction form
    30,694.79/42,346.82 = 17,262.96/x
  3. Step 3: Cross multiply
    30,694.79x = 42,346.82 × 17,262.96
  4. Step 4: Simplify right side
    30,694.79x = 731,031,373.47
  5. Step 5: Solve for x
    x = 731,031,373.47/30,694.79
  6. Step 6: Final answer
    x = 23,816.14

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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.