Home / 29,123.57-40,190.31-16,548.32

Finding the Fourth Proportional to 29,123.57, 40,190.31 and 16,548.32

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Solution

The fourth proportional to 29,123.57, 40,190.31 and 16,548.32 is: 22,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.57 : 40,190.31 = 16,548.32 : x
  2. Step 2: Convert to fraction form
    29,123.57/40,190.31 = 16,548.32/x
  3. Step 3: Cross multiply
    29,123.57x = 40,190.31 × 16,548.32
  4. Step 4: Simplify right side
    29,123.57x = 665,081,909.83
  5. Step 5: Solve for x
    x = 665,081,909.83/29,123.57
  6. Step 6: Final answer
    x = 22,836.56

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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.