Home / 29,553.63-40,778.42-17,618.07

Finding the Fourth Proportional to 29,553.63, 40,778.42 and 17,618.07

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Solution

The fourth proportional to 29,553.63, 40,778.42 and 17,618.07 is: 24,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,553.63 : 40,778.42 = 17,618.07 : x
  2. Step 2: Convert to fraction form
    29,553.63/40,778.42 = 17,618.07/x
  3. Step 3: Cross multiply
    29,553.63x = 40,778.42 × 17,618.07
  4. Step 4: Simplify right side
    29,553.63x = 718,437,058.05
  5. Step 5: Solve for x
    x = 718,437,058.05/29,553.63
  6. Step 6: Final answer
    x = 24,309.60

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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.