Home / 36,219.20-54,328.80-22,222.40

Finding the Fourth Proportional to 36,219.20, 54,328.80 and 22,222.40

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Solution

The fourth proportional to 36,219.20, 54,328.80 and 22,222.40 is: 33,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.20 : 54,328.80 = 22,222.40 : x
  2. Step 2: Convert to fraction form
    36,219.20/54,328.80 = 22,222.40/x
  3. Step 3: Cross multiply
    36,219.20x = 54,328.80 × 22,222.40
  4. Step 4: Simplify right side
    36,219.20x = 1,207,316,325.12
  5. Step 5: Solve for x
    x = 1,207,316,325.12/36,219.20
  6. Step 6: Final answer
    x = 33,333.60

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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.