Home / 19,732.42-27,232.62-10,781.27

Finding the Fourth Proportional to 19,732.42, 27,232.62 and 10,781.27

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Solution

The fourth proportional to 19,732.42, 27,232.62 and 10,781.27 is: 14,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.42 : 27,232.62 = 10,781.27 : x
  2. Step 2: Convert to fraction form
    19,732.42/27,232.62 = 10,781.27/x
  3. Step 3: Cross multiply
    19,732.42x = 27,232.62 × 10,781.27
  4. Step 4: Simplify right side
    19,732.42x = 293,602,038.96
  5. Step 5: Solve for x
    x = 293,602,038.96/19,732.42
  6. Step 6: Final answer
    x = 14,879.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.