Home / 19,236.54-28,859.67-5,909.16

Finding the Fourth Proportional to 19,236.54, 28,859.67 and 5,909.16

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Solution

The fourth proportional to 19,236.54, 28,859.67 and 5,909.16 is: 8,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.54 : 28,859.67 = 5,909.16 : x
  2. Step 2: Convert to fraction form
    19,236.54/28,859.67 = 5,909.16/x
  3. Step 3: Cross multiply
    19,236.54x = 28,859.67 × 5,909.16
  4. Step 4: Simplify right side
    19,236.54x = 170,536,407.58
  5. Step 5: Solve for x
    x = 170,536,407.58/19,236.54
  6. Step 6: Final answer
    x = 8,865.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.