Home / 55,268.96-76,280.40-32,613.56

Finding the Fourth Proportional to 55,268.96, 76,280.40 and 32,613.56

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Solution

The fourth proportional to 55,268.96, 76,280.40 and 32,613.56 is: 45,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,268.96 : 76,280.40 = 32,613.56 : x
  2. Step 2: Convert to fraction form
    55,268.96/76,280.40 = 32,613.56/x
  3. Step 3: Cross multiply
    55,268.96x = 76,280.40 × 32,613.56
  4. Step 4: Simplify right side
    55,268.96x = 2,487,775,402.22
  5. Step 5: Solve for x
    x = 2,487,775,402.22/55,268.96
  6. Step 6: Final answer
    x = 45,012.16

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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.