Home / 29,630.66-40,888.64-16,199.42

Finding the Fourth Proportional to 29,630.66, 40,888.64 and 16,199.42

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Solution

The fourth proportional to 29,630.66, 40,888.64 and 16,199.42 is: 22,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.66 : 40,888.64 = 16,199.42 : x
  2. Step 2: Convert to fraction form
    29,630.66/40,888.64 = 16,199.42/x
  3. Step 3: Cross multiply
    29,630.66x = 40,888.64 × 16,199.42
  4. Step 4: Simplify right side
    29,630.66x = 662,372,252.59
  5. Step 5: Solve for x
    x = 662,372,252.59/29,630.66
  6. Step 6: Final answer
    x = 22,354.29

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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.