Home / 13,567.43-20,272.72-10,764.91

Finding the Fourth Proportional to 13,567.43, 20,272.72 and 10,764.91

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Solution

The fourth proportional to 13,567.43, 20,272.72 and 10,764.91 is: 16,085.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.43 : 20,272.72 = 10,764.91 : x
  2. Step 2: Convert to fraction form
    13,567.43/20,272.72 = 10,764.91/x
  3. Step 3: Cross multiply
    13,567.43x = 20,272.72 × 10,764.91
  4. Step 4: Simplify right side
    13,567.43x = 218,234,008.16
  5. Step 5: Solve for x
    x = 218,234,008.16/13,567.43
  6. Step 6: Final answer
    x = 16,085.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.