Home / 22,281.33-33,419.40-8,953.80

Finding the Fourth Proportional to 22,281.33, 33,419.40 and 8,953.80

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Solution

The fourth proportional to 22,281.33, 33,419.40 and 8,953.80 is: 13,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.33 : 33,419.40 = 8,953.80 : x
  2. Step 2: Convert to fraction form
    22,281.33/33,419.40 = 8,953.80/x
  3. Step 3: Cross multiply
    22,281.33x = 33,419.40 × 8,953.80
  4. Step 4: Simplify right side
    22,281.33x = 299,230,623.72
  5. Step 5: Solve for x
    x = 299,230,623.72/22,281.33
  6. Step 6: Final answer
    x = 13,429.66

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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.