Home / 29,261.54-40,381.95-16,517.81

Finding the Fourth Proportional to 29,261.54, 40,381.95 and 16,517.81

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Solution

The fourth proportional to 29,261.54, 40,381.95 and 16,517.81 is: 22,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.54 : 40,381.95 = 16,517.81 : x
  2. Step 2: Convert to fraction form
    29,261.54/40,381.95 = 16,517.81/x
  3. Step 3: Cross multiply
    29,261.54x = 40,381.95 × 16,517.81
  4. Step 4: Simplify right side
    29,261.54x = 667,021,377.53
  5. Step 5: Solve for x
    x = 667,021,377.53/29,261.54
  6. Step 6: Final answer
    x = 22,795.16

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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.