Home / 15,816.75-23,710.45-7,500.66

Finding the Fourth Proportional to 15,816.75, 23,710.45 and 7,500.66

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Solution

The fourth proportional to 15,816.75, 23,710.45 and 7,500.66 is: 11,244.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.75 : 23,710.45 = 7,500.66 : x
  2. Step 2: Convert to fraction form
    15,816.75/23,710.45 = 7,500.66/x
  3. Step 3: Cross multiply
    15,816.75x = 23,710.45 × 7,500.66
  4. Step 4: Simplify right side
    15,816.75x = 177,843,867.84
  5. Step 5: Solve for x
    x = 177,843,867.84/15,816.75
  6. Step 6: Final answer
    x = 11,244.02

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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.