Home / 20,244.87-30,338.75-9,559.82

Finding the Fourth Proportional to 20,244.87, 30,338.75 and 9,559.82

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Solution

The fourth proportional to 20,244.87, 30,338.75 and 9,559.82 is: 14,326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.87 : 30,338.75 = 9,559.82 : x
  2. Step 2: Convert to fraction form
    20,244.87/30,338.75 = 9,559.82/x
  3. Step 3: Cross multiply
    20,244.87x = 30,338.75 × 9,559.82
  4. Step 4: Simplify right side
    20,244.87x = 290,033,088.77
  5. Step 5: Solve for x
    x = 290,033,088.77/20,244.87
  6. Step 6: Final answer
    x = 14,326.25

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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.