Home / 15,816.40-23,724.60-14,552.80

Finding the Fourth Proportional to 15,816.40, 23,724.60 and 14,552.80

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Solution

The fourth proportional to 15,816.40, 23,724.60 and 14,552.80 is: 21,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.40 : 23,724.60 = 14,552.80 : x
  2. Step 2: Convert to fraction form
    15,816.40/23,724.60 = 14,552.80/x
  3. Step 3: Cross multiply
    15,816.40x = 23,724.60 × 14,552.80
  4. Step 4: Simplify right side
    15,816.40x = 345,259,358.88
  5. Step 5: Solve for x
    x = 345,259,358.88/15,816.40
  6. Step 6: Final answer
    x = 21,829.20

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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.