Home / 20,069.64-30,105.14-9,534.24

Finding the Fourth Proportional to 20,069.64, 30,105.14 and 9,534.24

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Solution

The fourth proportional to 20,069.64, 30,105.14 and 9,534.24 is: 14,301.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069.64 : 30,105.14 = 9,534.24 : x
  2. Step 2: Convert to fraction form
    20,069.64/30,105.14 = 9,534.24/x
  3. Step 3: Cross multiply
    20,069.64x = 30,105.14 × 9,534.24
  4. Step 4: Simplify right side
    20,069.64x = 287,029,582.32
  5. Step 5: Solve for x
    x = 287,029,582.32/20,069.64
  6. Step 6: Final answer
    x = 14,301.68

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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.