Home / 19,134.42-28,648.40-9,754.22

Finding the Fourth Proportional to 19,134.42, 28,648.40 and 9,754.22

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Solution

The fourth proportional to 19,134.42, 28,648.40 and 9,754.22 is: 14,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.42 : 28,648.40 = 9,754.22 : x
  2. Step 2: Convert to fraction form
    19,134.42/28,648.40 = 9,754.22/x
  3. Step 3: Cross multiply
    19,134.42x = 28,648.40 × 9,754.22
  4. Step 4: Simplify right side
    19,134.42x = 279,442,796.25
  5. Step 5: Solve for x
    x = 279,442,796.25/19,134.42
  6. Step 6: Final answer
    x = 14,604.19

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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.