Home / 22,223.20-33,356.40-13,475.20

Finding the Fourth Proportional to 22,223.20, 33,356.40 and 13,475.20

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Solution

The fourth proportional to 22,223.20, 33,356.40 and 13,475.20 is: 20,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.20 : 33,356.40 = 13,475.20 : x
  2. Step 2: Convert to fraction form
    22,223.20/33,356.40 = 13,475.20/x
  3. Step 3: Cross multiply
    22,223.20x = 33,356.40 × 13,475.20
  4. Step 4: Simplify right side
    22,223.20x = 449,484,161.28
  5. Step 5: Solve for x
    x = 449,484,161.28/22,223.20
  6. Step 6: Final answer
    x = 20,225.90

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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.