Home / 29,788.63-41,080.84-20,242.77

Finding the Fourth Proportional to 29,788.63, 41,080.84 and 20,242.77

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Solution

The fourth proportional to 29,788.63, 41,080.84 and 20,242.77 is: 27,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,788.63 : 41,080.84 = 20,242.77 : x
  2. Step 2: Convert to fraction form
    29,788.63/41,080.84 = 20,242.77/x
  3. Step 3: Cross multiply
    29,788.63x = 41,080.84 × 20,242.77
  4. Step 4: Simplify right side
    29,788.63x = 831,589,995.53
  5. Step 5: Solve for x
    x = 831,589,995.53/29,788.63
  6. Step 6: Final answer
    x = 27,916.36

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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.