Home / 19,395.65-26,771.31-11,336.25

Finding the Fourth Proportional to 19,395.65, 26,771.31 and 11,336.25

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Solution

The fourth proportional to 19,395.65, 26,771.31 and 11,336.25 is: 15,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.65 : 26,771.31 = 11,336.25 : x
  2. Step 2: Convert to fraction form
    19,395.65/26,771.31 = 11,336.25/x
  3. Step 3: Cross multiply
    19,395.65x = 26,771.31 × 11,336.25
  4. Step 4: Simplify right side
    19,395.65x = 303,486,363.38
  5. Step 5: Solve for x
    x = 303,486,363.38/19,395.65
  6. Step 6: Final answer
    x = 15,647.13

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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.