Home / 29,213.25-40,314.29-16,639.17

Finding the Fourth Proportional to 29,213.25, 40,314.29 and 16,639.17

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Solution

The fourth proportional to 29,213.25, 40,314.29 and 16,639.17 is: 22,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.25 : 40,314.29 = 16,639.17 : x
  2. Step 2: Convert to fraction form
    29,213.25/40,314.29 = 16,639.17/x
  3. Step 3: Cross multiply
    29,213.25x = 40,314.29 × 16,639.17
  4. Step 4: Simplify right side
    29,213.25x = 670,796,324.74
  5. Step 5: Solve for x
    x = 670,796,324.74/29,213.25
  6. Step 6: Final answer
    x = 22,962.06

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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.