Home / 29,621.75-40,878.01-16,193.06

Finding the Fourth Proportional to 29,621.75, 40,878.01 and 16,193.06

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Solution

The fourth proportional to 29,621.75, 40,878.01 and 16,193.06 is: 22,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,621.75 : 40,878.01 = 16,193.06 : x
  2. Step 2: Convert to fraction form
    29,621.75/40,878.01 = 16,193.06/x
  3. Step 3: Cross multiply
    29,621.75x = 40,878.01 × 16,193.06
  4. Step 4: Simplify right side
    29,621.75x = 661,940,068.61
  5. Step 5: Solve for x
    x = 661,940,068.61/29,621.75
  6. Step 6: Final answer
    x = 22,346.42

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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.