Home / 19,674.86-27,103.68-14,630.45

Finding the Fourth Proportional to 19,674.86, 27,103.68 and 14,630.45

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Solution

The fourth proportional to 19,674.86, 27,103.68 and 14,630.45 is: 20,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.86 : 27,103.68 = 14,630.45 : x
  2. Step 2: Convert to fraction form
    19,674.86/27,103.68 = 14,630.45/x
  3. Step 3: Cross multiply
    19,674.86x = 27,103.68 × 14,630.45
  4. Step 4: Simplify right side
    19,674.86x = 396,538,899.54
  5. Step 5: Solve for x
    x = 396,538,899.54/19,674.86
  6. Step 6: Final answer
    x = 20,154.60

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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.