Home / 56,269.80-77,651.20-33,613.80

Finding the Fourth Proportional to 56,269.80, 77,651.20 and 33,613.80

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Solution

The fourth proportional to 56,269.80, 77,651.20 and 33,613.80 is: 46,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,269.80 : 77,651.20 = 33,613.80 : x
  2. Step 2: Convert to fraction form
    56,269.80/77,651.20 = 33,613.80/x
  3. Step 3: Cross multiply
    56,269.80x = 77,651.20 × 33,613.80
  4. Step 4: Simplify right side
    56,269.80x = 2,610,151,906.56
  5. Step 5: Solve for x
    x = 2,610,151,906.56/56,269.80
  6. Step 6: Final answer
    x = 46,386.37

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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.