Home / 19,759.95-29,639.88-9,226.44

Finding the Fourth Proportional to 19,759.95, 29,639.88 and 9,226.44

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Solution

The fourth proportional to 19,759.95, 29,639.88 and 9,226.44 is: 13,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.95 : 29,639.88 = 9,226.44 : x
  2. Step 2: Convert to fraction form
    19,759.95/29,639.88 = 9,226.44/x
  3. Step 3: Cross multiply
    19,759.95x = 29,639.88 × 9,226.44
  4. Step 4: Simplify right side
    19,759.95x = 273,470,574.43
  5. Step 5: Solve for x
    x = 273,470,574.43/19,759.95
  6. Step 6: Final answer
    x = 13,839.64

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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.