Home / 19,103.50-28,637.97-9,738.28

Finding the Fourth Proportional to 19,103.50, 28,637.97 and 9,738.28

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Solution

The fourth proportional to 19,103.50, 28,637.97 and 9,738.28 is: 14,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.50 : 28,637.97 = 9,738.28 : x
  2. Step 2: Convert to fraction form
    19,103.50/28,637.97 = 9,738.28/x
  3. Step 3: Cross multiply
    19,103.50x = 28,637.97 × 9,738.28
  4. Step 4: Simplify right side
    19,103.50x = 278,884,570.49
  5. Step 5: Solve for x
    x = 278,884,570.49/19,103.50
  6. Step 6: Final answer
    x = 14,598.61

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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.