Home / 19,164.40-26,443.73-11,095.18

Finding the Fourth Proportional to 19,164.40, 26,443.73 and 11,095.18

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Solution

The fourth proportional to 19,164.40, 26,443.73 and 11,095.18 is: 15,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.40 : 26,443.73 = 11,095.18 : x
  2. Step 2: Convert to fraction form
    19,164.40/26,443.73 = 11,095.18/x
  3. Step 3: Cross multiply
    19,164.40x = 26,443.73 × 11,095.18
  4. Step 4: Simplify right side
    19,164.40x = 293,397,905.85
  5. Step 5: Solve for x
    x = 293,397,905.85/19,164.40
  6. Step 6: Final answer
    x = 15,309.53

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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.