Home / 22,017.20-33,025.80-14,581.40

Finding the Fourth Proportional to 22,017.20, 33,025.80 and 14,581.40

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Solution

The fourth proportional to 22,017.20, 33,025.80 and 14,581.40 is: 21,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.20 : 33,025.80 = 14,581.40 : x
  2. Step 2: Convert to fraction form
    22,017.20/33,025.80 = 14,581.40/x
  3. Step 3: Cross multiply
    22,017.20x = 33,025.80 × 14,581.40
  4. Step 4: Simplify right side
    22,017.20x = 481,562,400.12
  5. Step 5: Solve for x
    x = 481,562,400.12/22,017.20
  6. Step 6: Final answer
    x = 21,872.10

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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.