Home / 22,462.40-33,715.20-11,381.60

Finding the Fourth Proportional to 22,462.40, 33,715.20 and 11,381.60

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Solution

The fourth proportional to 22,462.40, 33,715.20 and 11,381.60 is: 17,083.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,462.40 : 33,715.20 = 11,381.60 : x
  2. Step 2: Convert to fraction form
    22,462.40/33,715.20 = 11,381.60/x
  3. Step 3: Cross multiply
    22,462.40x = 33,715.20 × 11,381.60
  4. Step 4: Simplify right side
    22,462.40x = 383,732,920.32
  5. Step 5: Solve for x
    x = 383,732,920.32/22,462.40
  6. Step 6: Final answer
    x = 17,083.34

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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.