Home / 26,787.60-40,157.73-10,136.07

Finding the Fourth Proportional to 26,787.60, 40,157.73 and 10,136.07

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Solution

The fourth proportional to 26,787.60, 40,157.73 and 10,136.07 is: 15,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,787.60 : 40,157.73 = 10,136.07 : x
  2. Step 2: Convert to fraction form
    26,787.60/40,157.73 = 10,136.07/x
  3. Step 3: Cross multiply
    26,787.60x = 40,157.73 × 10,136.07
  4. Step 4: Simplify right side
    26,787.60x = 407,041,562.32
  5. Step 5: Solve for x
    x = 407,041,562.32/26,787.60
  6. Step 6: Final answer
    x = 15,195.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.