Home / 19,802.86-27,327.94-10,850.70

Finding the Fourth Proportional to 19,802.86, 27,327.94 and 10,850.70

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Solution

The fourth proportional to 19,802.86, 27,327.94 and 10,850.70 is: 14,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.86 : 27,327.94 = 10,850.70 : x
  2. Step 2: Convert to fraction form
    19,802.86/27,327.94 = 10,850.70/x
  3. Step 3: Cross multiply
    19,802.86x = 27,327.94 × 10,850.70
  4. Step 4: Simplify right side
    19,802.86x = 296,527,394.60
  5. Step 5: Solve for x
    x = 296,527,394.60/19,802.86
  6. Step 6: Final answer
    x = 14,973.97

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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.