Home / 19,063.68-28,588.32-9,199.68

Finding the Fourth Proportional to 19,063.68, 28,588.32 and 9,199.68

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Solution

The fourth proportional to 19,063.68, 28,588.32 and 9,199.68 is: 13,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.68 : 28,588.32 = 9,199.68 : x
  2. Step 2: Convert to fraction form
    19,063.68/28,588.32 = 9,199.68/x
  3. Step 3: Cross multiply
    19,063.68x = 28,588.32 × 9,199.68
  4. Step 4: Simplify right side
    19,063.68x = 263,003,395.74
  5. Step 5: Solve for x
    x = 263,003,395.74/19,063.68
  6. Step 6: Final answer
    x = 13,796.05

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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.