Home / 22,220.10-33,317.55-9,057.06

Finding the Fourth Proportional to 22,220.10, 33,317.55 and 9,057.06

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Solution

The fourth proportional to 22,220.10, 33,317.55 and 9,057.06 is: 13,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220.10 : 33,317.55 = 9,057.06 : x
  2. Step 2: Convert to fraction form
    22,220.10/33,317.55 = 9,057.06/x
  3. Step 3: Cross multiply
    22,220.10x = 33,317.55 × 9,057.06
  4. Step 4: Simplify right side
    22,220.10x = 301,759,049.40
  5. Step 5: Solve for x
    x = 301,759,049.40/22,220.10
  6. Step 6: Final answer
    x = 13,580.45

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Half scale
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Double scale
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Similar ratio
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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.