Home / 22,215.54-33,339.81-10,528.80

Finding the Fourth Proportional to 22,215.54, 33,339.81 and 10,528.80

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Solution

The fourth proportional to 22,215.54, 33,339.81 and 10,528.80 is: 15,801.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.54 : 33,339.81 = 10,528.80 : x
  2. Step 2: Convert to fraction form
    22,215.54/33,339.81 = 10,528.80/x
  3. Step 3: Cross multiply
    22,215.54x = 33,339.81 × 10,528.80
  4. Step 4: Simplify right side
    22,215.54x = 351,028,191.53
  5. Step 5: Solve for x
    x = 351,028,191.53/22,215.54
  6. Step 6: Final answer
    x = 15,801.02

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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.