Home / 19,342.92-26,708.28-14,859.60

Finding the Fourth Proportional to 19,342.92, 26,708.28 and 14,859.60

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Solution

The fourth proportional to 19,342.92, 26,708.28 and 14,859.60 is: 20,517.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.92 : 26,708.28 = 14,859.60 : x
  2. Step 2: Convert to fraction form
    19,342.92/26,708.28 = 14,859.60/x
  3. Step 3: Cross multiply
    19,342.92x = 26,708.28 × 14,859.60
  4. Step 4: Simplify right side
    19,342.92x = 396,874,357.49
  5. Step 5: Solve for x
    x = 396,874,357.49/19,342.92
  6. Step 6: Final answer
    x = 20,517.81

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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.