Home / 29,216.70-40,316.67-16,471.89

Finding the Fourth Proportional to 29,216.70, 40,316.67 and 16,471.89

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Solution

The fourth proportional to 29,216.70, 40,316.67 and 16,471.89 is: 22,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216.70 : 40,316.67 = 16,471.89 : x
  2. Step 2: Convert to fraction form
    29,216.70/40,316.67 = 16,471.89/x
  3. Step 3: Cross multiply
    29,216.70x = 40,316.67 × 16,471.89
  4. Step 4: Simplify right side
    29,216.70x = 664,091,753.41
  5. Step 5: Solve for x
    x = 664,091,753.41/29,216.70
  6. Step 6: Final answer
    x = 22,729.87

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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.