Home / 21,558.64-32,337.60-10,463.44

Finding the Fourth Proportional to 21,558.64, 32,337.60 and 10,463.44

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Solution

The fourth proportional to 21,558.64, 32,337.60 and 10,463.44 is: 15,694.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558.64 : 32,337.60 = 10,463.44 : x
  2. Step 2: Convert to fraction form
    21,558.64/32,337.60 = 10,463.44/x
  3. Step 3: Cross multiply
    21,558.64x = 32,337.60 × 10,463.44
  4. Step 4: Simplify right side
    21,558.64x = 338,362,537.34
  5. Step 5: Solve for x
    x = 338,362,537.34/21,558.64
  6. Step 6: Final answer
    x = 15,694.99

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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.