Home / 19,719.86-27,214.25-10,767.74

Finding the Fourth Proportional to 19,719.86, 27,214.25 and 10,767.74

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Solution

The fourth proportional to 19,719.86, 27,214.25 and 10,767.74 is: 14,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.86 : 27,214.25 = 10,767.74 : x
  2. Step 2: Convert to fraction form
    19,719.86/27,214.25 = 10,767.74/x
  3. Step 3: Cross multiply
    19,719.86x = 27,214.25 × 10,767.74
  4. Step 4: Simplify right side
    19,719.86x = 293,035,778.39
  5. Step 5: Solve for x
    x = 293,035,778.39/19,719.86
  6. Step 6: Final answer
    x = 14,859.94

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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.