Home / 21,667.04-32,468.60-9,824.44

Finding the Fourth Proportional to 21,667.04, 32,468.60 and 9,824.44

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Solution

The fourth proportional to 21,667.04, 32,468.60 and 9,824.44 is: 14,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,667.04 : 32,468.60 = 9,824.44 : x
  2. Step 2: Convert to fraction form
    21,667.04/32,468.60 = 9,824.44/x
  3. Step 3: Cross multiply
    21,667.04x = 32,468.60 × 9,824.44
  4. Step 4: Simplify right side
    21,667.04x = 318,985,761.59
  5. Step 5: Solve for x
    x = 318,985,761.59/21,667.04
  6. Step 6: Final answer
    x = 14,722.16

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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.