Home / 21,558.73-32,299.18-9,056.38

Finding the Fourth Proportional to 21,558.73, 32,299.18 and 9,056.38

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Solution

The fourth proportional to 21,558.73, 32,299.18 and 9,056.38 is: 13,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558.73 : 32,299.18 = 9,056.38 : x
  2. Step 2: Convert to fraction form
    21,558.73/32,299.18 = 9,056.38/x
  3. Step 3: Cross multiply
    21,558.73x = 32,299.18 × 9,056.38
  4. Step 4: Simplify right side
    21,558.73x = 292,513,647.77
  5. Step 5: Solve for x
    x = 292,513,647.77/21,558.73
  6. Step 6: Final answer
    x = 13,568.22

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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.