Home / 19,398.08-26,767.32-11,012.96

Finding the Fourth Proportional to 19,398.08, 26,767.32 and 11,012.96

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Solution

The fourth proportional to 19,398.08, 26,767.32 and 11,012.96 is: 15,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.08 : 26,767.32 = 11,012.96 : x
  2. Step 2: Convert to fraction form
    19,398.08/26,767.32 = 11,012.96/x
  3. Step 3: Cross multiply
    19,398.08x = 26,767.32 × 11,012.96
  4. Step 4: Simplify right side
    19,398.08x = 294,787,424.47
  5. Step 5: Solve for x
    x = 294,787,424.47/19,398.08
  6. Step 6: Final answer
    x = 15,196.73

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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.