Home / 20,058.77-30,085.76-5,268.85

Finding the Fourth Proportional to 20,058.77, 30,085.76 and 5,268.85

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Solution

The fourth proportional to 20,058.77, 30,085.76 and 5,268.85 is: 7,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.77 : 30,085.76 = 5,268.85 : x
  2. Step 2: Convert to fraction form
    20,058.77/30,085.76 = 5,268.85/x
  3. Step 3: Cross multiply
    20,058.77x = 30,085.76 × 5,268.85
  4. Step 4: Simplify right side
    20,058.77x = 158,517,294.53
  5. Step 5: Solve for x
    x = 158,517,294.53/20,058.77
  6. Step 6: Final answer
    x = 7,902.64

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1.5x scale

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.