Home / 15,455.60-23,169.57-7,553.64

Finding the Fourth Proportional to 15,455.60, 23,169.57 and 7,553.64

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Solution

The fourth proportional to 15,455.60, 23,169.57 and 7,553.64 is: 11,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.60 : 23,169.57 = 7,553.64 : x
  2. Step 2: Convert to fraction form
    15,455.60/23,169.57 = 7,553.64/x
  3. Step 3: Cross multiply
    15,455.60x = 23,169.57 × 7,553.64
  4. Step 4: Simplify right side
    15,455.60x = 175,014,590.73
  5. Step 5: Solve for x
    x = 175,014,590.73/15,455.60
  6. Step 6: Final answer
    x = 11,323.70

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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.