Home / 29,622.17-40,878.50-16,193.43

Finding the Fourth Proportional to 29,622.17, 40,878.50 and 16,193.43

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Solution

The fourth proportional to 29,622.17, 40,878.50 and 16,193.43 is: 22,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,622.17 : 40,878.50 = 16,193.43 : x
  2. Step 2: Convert to fraction form
    29,622.17/40,878.50 = 16,193.43/x
  3. Step 3: Cross multiply
    29,622.17x = 40,878.50 × 16,193.43
  4. Step 4: Simplify right side
    29,622.17x = 661,963,047.29
  5. Step 5: Solve for x
    x = 661,963,047.29/29,622.17
  6. Step 6: Final answer
    x = 22,346.88

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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.