Home / 30,218.54-41,695.17-17,637.62

Finding the Fourth Proportional to 30,218.54, 41,695.17 and 17,637.62

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Solution

The fourth proportional to 30,218.54, 41,695.17 and 17,637.62 is: 24,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.54 : 41,695.17 = 17,637.62 : x
  2. Step 2: Convert to fraction form
    30,218.54/41,695.17 = 17,637.62/x
  3. Step 3: Cross multiply
    30,218.54x = 41,695.17 × 17,637.62
  4. Step 4: Simplify right side
    30,218.54x = 735,403,564.30
  5. Step 5: Solve for x
    x = 735,403,564.30/30,218.54
  6. Step 6: Final answer
    x = 24,336.17

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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.