Home / 29,623.11-40,880.38-17,687.49

Finding the Fourth Proportional to 29,623.11, 40,880.38 and 17,687.49

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Solution

The fourth proportional to 29,623.11, 40,880.38 and 17,687.49 is: 24,409.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,623.11 : 40,880.38 = 17,687.49 : x
  2. Step 2: Convert to fraction form
    29,623.11/40,880.38 = 17,687.49/x
  3. Step 3: Cross multiply
    29,623.11x = 40,880.38 × 17,687.49
  4. Step 4: Simplify right side
    29,623.11x = 723,071,436.76
  5. Step 5: Solve for x
    x = 723,071,436.76/29,623.11
  6. Step 6: Final answer
    x = 24,409.03

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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.