Home / 22,130.70-33,208.19-10,443.61

Finding the Fourth Proportional to 22,130.70, 33,208.19 and 10,443.61

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Solution

The fourth proportional to 22,130.70, 33,208.19 and 10,443.61 is: 15,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.70 : 33,208.19 = 10,443.61 : x
  2. Step 2: Convert to fraction form
    22,130.70/33,208.19 = 10,443.61/x
  3. Step 3: Cross multiply
    22,130.70x = 33,208.19 × 10,443.61
  4. Step 4: Simplify right side
    22,130.70x = 346,813,385.17
  5. Step 5: Solve for x
    x = 346,813,385.17/22,130.70
  6. Step 6: Final answer
    x = 15,671.14

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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.