Home / 21,375.28-32,069.04-6,586.24

Finding the Fourth Proportional to 21,375.28, 32,069.04 and 6,586.24

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Solution

The fourth proportional to 21,375.28, 32,069.04 and 6,586.24 is: 9,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.28 : 32,069.04 = 6,586.24 : x
  2. Step 2: Convert to fraction form
    21,375.28/32,069.04 = 6,586.24/x
  3. Step 3: Cross multiply
    21,375.28x = 32,069.04 × 6,586.24
  4. Step 4: Simplify right side
    21,375.28x = 211,214,394.01
  5. Step 5: Solve for x
    x = 211,214,394.01/21,375.28
  6. Step 6: Final answer
    x = 9,881.25

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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.