Home / 19,087.29-28,605.42-9,206.91

Finding the Fourth Proportional to 19,087.29, 28,605.42 and 9,206.91

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Solution

The fourth proportional to 19,087.29, 28,605.42 and 9,206.91 is: 13,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087.29 : 28,605.42 = 9,206.91 : x
  2. Step 2: Convert to fraction form
    19,087.29/28,605.42 = 9,206.91/x
  3. Step 3: Cross multiply
    19,087.29x = 28,605.42 × 9,206.91
  4. Step 4: Simplify right side
    19,087.29x = 263,367,527.45
  5. Step 5: Solve for x
    x = 263,367,527.45/19,087.29
  6. Step 6: Final answer
    x = 13,798.06

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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.