Home / 20,127.03-30,200.58-9,041.64

Finding the Fourth Proportional to 20,127.03, 30,200.58 and 9,041.64

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Solution

The fourth proportional to 20,127.03, 30,200.58 and 9,041.64 is: 13,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,127.03 : 30,200.58 = 9,041.64 : x
  2. Step 2: Convert to fraction form
    20,127.03/30,200.58 = 9,041.64/x
  3. Step 3: Cross multiply
    20,127.03x = 30,200.58 × 9,041.64
  4. Step 4: Simplify right side
    20,127.03x = 273,062,772.15
  5. Step 5: Solve for x
    x = 273,062,772.15/20,127.03
  6. Step 6: Final answer
    x = 13,566.97

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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.