Home / 55,992.27-77,269.34-30,841.77

Finding the Fourth Proportional to 55,992.27, 77,269.34 and 30,841.77

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Solution

The fourth proportional to 55,992.27, 77,269.34 and 30,841.77 is: 42,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,992.27 : 77,269.34 = 30,841.77 : x
  2. Step 2: Convert to fraction form
    55,992.27/77,269.34 = 30,841.77/x
  3. Step 3: Cross multiply
    55,992.27x = 77,269.34 × 30,841.77
  4. Step 4: Simplify right side
    55,992.27x = 2,383,123,058.12
  5. Step 5: Solve for x
    x = 2,383,123,058.12/55,992.27
  6. Step 6: Final answer
    x = 42,561.64

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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.