Home / 14,548.68-20,074.38-8,259.96

Finding the Fourth Proportional to 14,548.68, 20,074.38 and 8,259.96

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Solution

The fourth proportional to 14,548.68, 20,074.38 and 8,259.96 is: 11,397.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.68 : 20,074.38 = 8,259.96 : x
  2. Step 2: Convert to fraction form
    14,548.68/20,074.38 = 8,259.96/x
  3. Step 3: Cross multiply
    14,548.68x = 20,074.38 × 8,259.96
  4. Step 4: Simplify right side
    14,548.68x = 165,813,575.82
  5. Step 5: Solve for x
    x = 165,813,575.82/14,548.68
  6. Step 6: Final answer
    x = 11,397.16

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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.