Home / 40,166.42-60,287.01-20,459.73

Finding the Fourth Proportional to 40,166.42, 60,287.01 and 20,459.73

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Solution

The fourth proportional to 40,166.42, 60,287.01 and 20,459.73 is: 30,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.42 : 60,287.01 = 20,459.73 : x
  2. Step 2: Convert to fraction form
    40,166.42/60,287.01 = 20,459.73/x
  3. Step 3: Cross multiply
    40,166.42x = 60,287.01 × 20,459.73
  4. Step 4: Simplify right side
    40,166.42x = 1,233,455,844.81
  5. Step 5: Solve for x
    x = 1,233,455,844.81/40,166.42
  6. Step 6: Final answer
    x = 30,708.63

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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.