Home / 29,124.44-40,165.05-21,589.53

Finding the Fourth Proportional to 29,124.44, 40,165.05 and 21,589.53

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Solution

The fourth proportional to 29,124.44, 40,165.05 and 21,589.53 is: 29,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.44 : 40,165.05 = 21,589.53 : x
  2. Step 2: Convert to fraction form
    29,124.44/40,165.05 = 21,589.53/x
  3. Step 3: Cross multiply
    29,124.44x = 40,165.05 × 21,589.53
  4. Step 4: Simplify right side
    29,124.44x = 867,144,551.93
  5. Step 5: Solve for x
    x = 867,144,551.93/29,124.44
  6. Step 6: Final answer
    x = 29,773.78

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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.