Home / 14,723.38-20,322.57-8,759.26

Finding the Fourth Proportional to 14,723.38, 20,322.57 and 8,759.26

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Solution

The fourth proportional to 14,723.38, 20,322.57 and 8,759.26 is: 12,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,723.38 : 20,322.57 = 8,759.26 : x
  2. Step 2: Convert to fraction form
    14,723.38/20,322.57 = 8,759.26/x
  3. Step 3: Cross multiply
    14,723.38x = 20,322.57 × 8,759.26
  4. Step 4: Simplify right side
    14,723.38x = 178,010,674.50
  5. Step 5: Solve for x
    x = 178,010,674.50/14,723.38
  6. Step 6: Final answer
    x = 12,090.34

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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.