Home / 19,393.92-26,742.42-13,095.36

Finding the Fourth Proportional to 19,393.92, 26,742.42 and 13,095.36

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Solution

The fourth proportional to 19,393.92, 26,742.42 and 13,095.36 is: 18,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,393.92 : 26,742.42 = 13,095.36 : x
  2. Step 2: Convert to fraction form
    19,393.92/26,742.42 = 13,095.36/x
  3. Step 3: Cross multiply
    19,393.92x = 26,742.42 × 13,095.36
  4. Step 4: Simplify right side
    19,393.92x = 350,201,617.17
  5. Step 5: Solve for x
    x = 350,201,617.17/19,393.92
  6. Step 6: Final answer
    x = 18,057.29

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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.