Home / 19,398.06-29,111.58-14,411.97

Finding the Fourth Proportional to 19,398.06, 29,111.58 and 14,411.97

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Solution

The fourth proportional to 19,398.06, 29,111.58 and 14,411.97 is: 21,628.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.06 : 29,111.58 = 14,411.97 : x
  2. Step 2: Convert to fraction form
    19,398.06/29,111.58 = 14,411.97/x
  3. Step 3: Cross multiply
    19,398.06x = 29,111.58 × 14,411.97
  4. Step 4: Simplify right side
    19,398.06x = 419,555,217.61
  5. Step 5: Solve for x
    x = 419,555,217.61/19,398.06
  6. Step 6: Final answer
    x = 21,628.72

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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.