Home / 43,270.80-64,906.20-23,539.20

Finding the Fourth Proportional to 43,270.80, 64,906.20 and 23,539.20

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Solution

The fourth proportional to 43,270.80, 64,906.20 and 23,539.20 is: 35,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,270.80 : 64,906.20 = 23,539.20 : x
  2. Step 2: Convert to fraction form
    43,270.80/64,906.20 = 23,539.20/x
  3. Step 3: Cross multiply
    43,270.80x = 64,906.20 × 23,539.20
  4. Step 4: Simplify right side
    43,270.80x = 1,527,840,023.04
  5. Step 5: Solve for x
    x = 1,527,840,023.04/43,270.80
  6. Step 6: Final answer
    x = 35,308.80

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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.