Home / 32,787.16-49,183.45-13,817.28

Finding the Fourth Proportional to 32,787.16, 49,183.45 and 13,817.28

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Solution

The fourth proportional to 32,787.16, 49,183.45 and 13,817.28 is: 20,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,787.16 : 49,183.45 = 13,817.28 : x
  2. Step 2: Convert to fraction form
    32,787.16/49,183.45 = 13,817.28/x
  3. Step 3: Cross multiply
    32,787.16x = 49,183.45 × 13,817.28
  4. Step 4: Simplify right side
    32,787.16x = 679,581,705.77
  5. Step 5: Solve for x
    x = 679,581,705.77/32,787.16
  6. Step 6: Final answer
    x = 20,727.07

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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.