Home / 14,809.90-20,437.60-8,095.52

Finding the Fourth Proportional to 14,809.90, 20,437.60 and 8,095.52

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Solution

The fourth proportional to 14,809.90, 20,437.60 and 8,095.52 is: 11,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,809.90 : 20,437.60 = 8,095.52 : x
  2. Step 2: Convert to fraction form
    14,809.90/20,437.60 = 8,095.52/x
  3. Step 3: Cross multiply
    14,809.90x = 20,437.60 × 8,095.52
  4. Step 4: Simplify right side
    14,809.90x = 165,452,999.55
  5. Step 5: Solve for x
    x = 165,452,999.55/14,809.90
  6. Step 6: Final answer
    x = 11,171.78

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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.