Home / 29,020.53-40,033.57-18,954.87

Finding the Fourth Proportional to 29,020.53, 40,033.57 and 18,954.87

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Solution

The fourth proportional to 29,020.53, 40,033.57 and 18,954.87 is: 26,148.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.53 : 40,033.57 = 18,954.87 : x
  2. Step 2: Convert to fraction form
    29,020.53/40,033.57 = 18,954.87/x
  3. Step 3: Cross multiply
    29,020.53x = 40,033.57 × 18,954.87
  4. Step 4: Simplify right side
    29,020.53x = 758,831,114.99
  5. Step 5: Solve for x
    x = 758,831,114.99/29,020.53
  6. Step 6: Final answer
    x = 26,148.08

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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.