Home / 21,530.61-32,296.17-5,735.56

Finding the Fourth Proportional to 21,530.61, 32,296.17 and 5,735.56

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Solution

The fourth proportional to 21,530.61, 32,296.17 and 5,735.56 is: 8,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,530.61 : 32,296.17 = 5,735.56 : x
  2. Step 2: Convert to fraction form
    21,530.61/32,296.17 = 5,735.56/x
  3. Step 3: Cross multiply
    21,530.61x = 32,296.17 × 5,735.56
  4. Step 4: Simplify right side
    21,530.61x = 185,236,589.87
  5. Step 5: Solve for x
    x = 185,236,589.87/21,530.61
  6. Step 6: Final answer
    x = 8,603.41

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1.5x scale

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.