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Finding the Fourth Proportional to 22,313.34, 33,475.17 and 7,521.90

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Solution

The fourth proportional to 22,313.34, 33,475.17 and 7,521.90 is: 11,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.34 : 33,475.17 = 7,521.90 : x
  2. Step 2: Convert to fraction form
    22,313.34/33,475.17 = 7,521.90/x
  3. Step 3: Cross multiply
    22,313.34x = 33,475.17 × 7,521.90
  4. Step 4: Simplify right side
    22,313.34x = 251,796,881.22
  5. Step 5: Solve for x
    x = 251,796,881.22/22,313.34
  6. Step 6: Final answer
    x = 11,284.59

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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.