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Finding the Fourth Proportional to 22,302.54, 33,445.31 and 7,507.49

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Solution

The fourth proportional to 22,302.54, 33,445.31 and 7,507.49 is: 11,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302.54 : 33,445.31 = 7,507.49 : x
  2. Step 2: Convert to fraction form
    22,302.54/33,445.31 = 7,507.49/x
  3. Step 3: Cross multiply
    22,302.54x = 33,445.31 × 7,507.49
  4. Step 4: Simplify right side
    22,302.54x = 251,090,125.61
  5. Step 5: Solve for x
    x = 251,090,125.61/22,302.54
  6. Step 6: Final answer
    x = 11,258.36

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Double scale
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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.