Home / 29,669.14-40,943.46-16,240.40

Finding the Fourth Proportional to 29,669.14, 40,943.46 and 16,240.40

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Solution

The fourth proportional to 29,669.14, 40,943.46 and 16,240.40 is: 22,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,669.14 : 40,943.46 = 16,240.40 : x
  2. Step 2: Convert to fraction form
    29,669.14/40,943.46 = 16,240.40/x
  3. Step 3: Cross multiply
    29,669.14x = 40,943.46 × 16,240.40
  4. Step 4: Simplify right side
    29,669.14x = 664,938,167.78
  5. Step 5: Solve for x
    x = 664,938,167.78/29,669.14
  6. Step 6: Final answer
    x = 22,411.78

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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.