Home / 10,174.60-14,012.22-8,747.92

Finding the Fourth Proportional to 10,174.60, 14,012.22 and 8,747.92

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Solution

The fourth proportional to 10,174.60, 14,012.22 and 8,747.92 is: 12,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.60 : 14,012.22 = 8,747.92 : x
  2. Step 2: Convert to fraction form
    10,174.60/14,012.22 = 8,747.92/x
  3. Step 3: Cross multiply
    10,174.60x = 14,012.22 × 8,747.92
  4. Step 4: Simplify right side
    10,174.60x = 122,577,779.58
  5. Step 5: Solve for x
    x = 122,577,779.58/10,174.60
  6. Step 6: Final answer
    x = 12,047.43

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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.