Home / 14,701.93-20,284.19-8,327.51

Finding the Fourth Proportional to 14,701.93, 20,284.19 and 8,327.51

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Solution

The fourth proportional to 14,701.93, 20,284.19 and 8,327.51 is: 11,489.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701.93 : 20,284.19 = 8,327.51 : x
  2. Step 2: Convert to fraction form
    14,701.93/20,284.19 = 8,327.51/x
  3. Step 3: Cross multiply
    14,701.93x = 20,284.19 × 8,327.51
  4. Step 4: Simplify right side
    14,701.93x = 168,916,765.18
  5. Step 5: Solve for x
    x = 168,916,765.18/14,701.93
  6. Step 6: Final answer
    x = 11,489.43

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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.