Home / 22,108.58-33,140.71-10,270.68

Finding the Fourth Proportional to 22,108.58, 33,140.71 and 10,270.68

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Solution

The fourth proportional to 22,108.58, 33,140.71 and 10,270.68 is: 15,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,108.58 : 33,140.71 = 10,270.68 : x
  2. Step 2: Convert to fraction form
    22,108.58/33,140.71 = 10,270.68/x
  3. Step 3: Cross multiply
    22,108.58x = 33,140.71 × 10,270.68
  4. Step 4: Simplify right side
    22,108.58x = 340,377,461.68
  5. Step 5: Solve for x
    x = 340,377,461.68/22,108.58
  6. Step 6: Final answer
    x = 15,395.72

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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.