Home / 14,765.90-22,141.55-5,398.85

Finding the Fourth Proportional to 14,765.90, 22,141.55 and 5,398.85

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Solution

The fourth proportional to 14,765.90, 22,141.55 and 5,398.85 is: 8,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.90 : 22,141.55 = 5,398.85 : x
  2. Step 2: Convert to fraction form
    14,765.90/22,141.55 = 5,398.85/x
  3. Step 3: Cross multiply
    14,765.90x = 22,141.55 × 5,398.85
  4. Step 4: Simplify right side
    14,765.90x = 119,538,976.07
  5. Step 5: Solve for x
    x = 119,538,976.07/14,765.90
  6. Step 6: Final answer
    x = 8,095.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.