Home / 22,665.60-33,998.40-7,084.80

Finding the Fourth Proportional to 22,665.60, 33,998.40 and 7,084.80

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Solution

The fourth proportional to 22,665.60, 33,998.40 and 7,084.80 is: 10,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665.60 : 33,998.40 = 7,084.80 : x
  2. Step 2: Convert to fraction form
    22,665.60/33,998.40 = 7,084.80/x
  3. Step 3: Cross multiply
    22,665.60x = 33,998.40 × 7,084.80
  4. Step 4: Simplify right side
    22,665.60x = 240,871,864.32
  5. Step 5: Solve for x
    x = 240,871,864.32/22,665.60
  6. Step 6: Final answer
    x = 10,627.20

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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.