Home / 22,220.18-33,339.53-9,749.17

Finding the Fourth Proportional to 22,220.18, 33,339.53 and 9,749.17

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Solution

The fourth proportional to 22,220.18, 33,339.53 and 9,749.17 is: 14,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220.18 : 33,339.53 = 9,749.17 : x
  2. Step 2: Convert to fraction form
    22,220.18/33,339.53 = 9,749.17/x
  3. Step 3: Cross multiply
    22,220.18x = 33,339.53 × 9,749.17
  4. Step 4: Simplify right side
    22,220.18x = 325,032,624.20
  5. Step 5: Solve for x
    x = 325,032,624.20/22,220.18
  6. Step 6: Final answer
    x = 14,627.81

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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.