Home / 19,394.32-29,063.66-11,057.12

Finding the Fourth Proportional to 19,394.32, 29,063.66 and 11,057.12

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Solution

The fourth proportional to 19,394.32, 29,063.66 and 11,057.12 is: 16,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.32 : 29,063.66 = 11,057.12 : x
  2. Step 2: Convert to fraction form
    19,394.32/29,063.66 = 11,057.12/x
  3. Step 3: Cross multiply
    19,394.32x = 29,063.66 × 11,057.12
  4. Step 4: Simplify right side
    19,394.32x = 321,360,376.26
  5. Step 5: Solve for x
    x = 321,360,376.26/19,394.32
  6. Step 6: Final answer
    x = 16,569.82

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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.