Home / 19,617.86-27,073.17-10,665.97

Finding the Fourth Proportional to 19,617.86, 27,073.17 and 10,665.97

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Solution

The fourth proportional to 19,617.86, 27,073.17 and 10,665.97 is: 14,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.86 : 27,073.17 = 10,665.97 : x
  2. Step 2: Convert to fraction form
    19,617.86/27,073.17 = 10,665.97/x
  3. Step 3: Cross multiply
    19,617.86x = 27,073.17 × 10,665.97
  4. Step 4: Simplify right side
    19,617.86x = 288,761,619.02
  5. Step 5: Solve for x
    x = 288,761,619.02/19,617.86
  6. Step 6: Final answer
    x = 14,719.32

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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.