Home / 40,019.89-60,027.67-20,297.94

Finding the Fourth Proportional to 40,019.89, 60,027.67 and 20,297.94

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Solution

The fourth proportional to 40,019.89, 60,027.67 and 20,297.94 is: 30,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,019.89 : 60,027.67 = 20,297.94 : x
  2. Step 2: Convert to fraction form
    40,019.89/60,027.67 = 20,297.94/x
  3. Step 3: Cross multiply
    40,019.89x = 60,027.67 × 20,297.94
  4. Step 4: Simplify right side
    40,019.89x = 1,218,437,642.37
  5. Step 5: Solve for x
    x = 1,218,437,642.37/40,019.89
  6. Step 6: Final answer
    x = 30,445.80

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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.