Home / 40,032.36-60,049.60-18,967.30

Finding the Fourth Proportional to 40,032.36, 60,049.60 and 18,967.30

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Solution

The fourth proportional to 40,032.36, 60,049.60 and 18,967.30 is: 28,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.36 : 60,049.60 = 18,967.30 : x
  2. Step 2: Convert to fraction form
    40,032.36/60,049.60 = 18,967.30/x
  3. Step 3: Cross multiply
    40,032.36x = 60,049.60 × 18,967.30
  4. Step 4: Simplify right side
    40,032.36x = 1,138,978,580.54
  5. Step 5: Solve for x
    x = 1,138,978,580.54/40,032.36
  6. Step 6: Final answer
    x = 28,451.45

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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.