Home / 57,277.86-79,020-41,327.34

Finding the Fourth Proportional to 57,277.86, 79,020 and 41,327.34

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Solution

The fourth proportional to 57,277.86, 79,020 and 41,327.34 is: 57,014.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,277.86 : 79,020 = 41,327.34 : x
  2. Step 2: Convert to fraction form
    57,277.86/79,020 = 41,327.34/x
  3. Step 3: Cross multiply
    57,277.86x = 79,020 × 41,327.34
  4. Step 4: Simplify right side
    57,277.86x = 3,265,686,406.80
  5. Step 5: Solve for x
    x = 3,265,686,406.80/57,277.86
  6. Step 6: Final answer
    x = 57,014.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.