Home / 56,268.80-84,407.67-18,829.07

Finding the Fourth Proportional to 56,268.80, 84,407.67 and 18,829.07

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Solution

The fourth proportional to 56,268.80, 84,407.67 and 18,829.07 is: 28,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,268.80 : 84,407.67 = 18,829.07 : x
  2. Step 2: Convert to fraction form
    56,268.80/84,407.67 = 18,829.07/x
  3. Step 3: Cross multiply
    56,268.80x = 84,407.67 × 18,829.07
  4. Step 4: Simplify right side
    56,268.80x = 1,589,317,926.97
  5. Step 5: Solve for x
    x = 1,589,317,926.97/56,268.80
  6. Step 6: Final answer
    x = 28,245.10

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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.