Home / 19,079.16-28,569.48-13,174.26

Finding the Fourth Proportional to 19,079.16, 28,569.48 and 13,174.26

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Solution

The fourth proportional to 19,079.16, 28,569.48 and 13,174.26 is: 19,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.16 : 28,569.48 = 13,174.26 : x
  2. Step 2: Convert to fraction form
    19,079.16/28,569.48 = 13,174.26/x
  3. Step 3: Cross multiply
    19,079.16x = 28,569.48 × 13,174.26
  4. Step 4: Simplify right side
    19,079.16x = 376,381,757.58
  5. Step 5: Solve for x
    x = 376,381,757.58/19,079.16
  6. Step 6: Final answer
    x = 19,727.38

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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.