Home / 57,266.86-79,004.92-38,410.06

Finding the Fourth Proportional to 57,266.86, 79,004.92 and 38,410.06

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Solution

The fourth proportional to 57,266.86, 79,004.92 and 38,410.06 is: 52,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266.86 : 79,004.92 = 38,410.06 : x
  2. Step 2: Convert to fraction form
    57,266.86/79,004.92 = 38,410.06/x
  3. Step 3: Cross multiply
    57,266.86x = 79,004.92 × 38,410.06
  4. Step 4: Simplify right side
    57,266.86x = 3,034,583,717.50
  5. Step 5: Solve for x
    x = 3,034,583,717.50/57,266.86
  6. Step 6: Final answer
    x = 52,990.22

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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.