Home / 20,086.48-30,113.16-9,552.32

Finding the Fourth Proportional to 20,086.48, 30,113.16 and 9,552.32

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Solution

The fourth proportional to 20,086.48, 30,113.16 and 9,552.32 is: 14,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,086.48 : 30,113.16 = 9,552.32 : x
  2. Step 2: Convert to fraction form
    20,086.48/30,113.16 = 9,552.32/x
  3. Step 3: Cross multiply
    20,086.48x = 30,113.16 × 9,552.32
  4. Step 4: Simplify right side
    20,086.48x = 287,650,540.53
  5. Step 5: Solve for x
    x = 287,650,540.53/20,086.48
  6. Step 6: Final answer
    x = 14,320.60

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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.