Home / 56,522.20-84,825.42-21,530.20

Finding the Fourth Proportional to 56,522.20, 84,825.42 and 21,530.20

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Solution

The fourth proportional to 56,522.20, 84,825.42 and 21,530.20 is: 32,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,522.20 : 84,825.42 = 21,530.20 : x
  2. Step 2: Convert to fraction form
    56,522.20/84,825.42 = 21,530.20/x
  3. Step 3: Cross multiply
    56,522.20x = 84,825.42 × 21,530.20
  4. Step 4: Simplify right side
    56,522.20x = 1,826,308,257.68
  5. Step 5: Solve for x
    x = 1,826,308,257.68/56,522.20
  6. Step 6: Final answer
    x = 32,311.34

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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.