Home / 19,344.57-26,693.11-11,788.15

Finding the Fourth Proportional to 19,344.57, 26,693.11 and 11,788.15

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Solution

The fourth proportional to 19,344.57, 26,693.11 and 11,788.15 is: 16,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.57 : 26,693.11 = 11,788.15 : x
  2. Step 2: Convert to fraction form
    19,344.57/26,693.11 = 11,788.15/x
  3. Step 3: Cross multiply
    19,344.57x = 26,693.11 × 11,788.15
  4. Step 4: Simplify right side
    19,344.57x = 314,662,384.65
  5. Step 5: Solve for x
    x = 314,662,384.65/19,344.57
  6. Step 6: Final answer
    x = 16,266.19

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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.