Home / 22,372.40-33,577.80-9,911.60

Finding the Fourth Proportional to 22,372.40, 33,577.80 and 9,911.60

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Solution

The fourth proportional to 22,372.40, 33,577.80 and 9,911.60 is: 14,875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.40 : 33,577.80 = 9,911.60 : x
  2. Step 2: Convert to fraction form
    22,372.40/33,577.80 = 9,911.60/x
  3. Step 3: Cross multiply
    22,372.40x = 33,577.80 × 9,911.60
  4. Step 4: Simplify right side
    22,372.40x = 332,809,722.48
  5. Step 5: Solve for x
    x = 332,809,722.48/22,372.40
  6. Step 6: Final answer
    x = 14,875.91

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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.