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Finding the Fourth Proportional to 15,053.32, 22,593.99 and 7,663.31

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Solution

The fourth proportional to 15,053.32, 22,593.99 and 7,663.31 is: 11,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053.32 : 22,593.99 = 7,663.31 : x
  2. Step 2: Convert to fraction form
    15,053.32/22,593.99 = 7,663.31/x
  3. Step 3: Cross multiply
    15,053.32x = 22,593.99 × 7,663.31
  4. Step 4: Simplify right side
    15,053.32x = 173,144,749.51
  5. Step 5: Solve for x
    x = 173,144,749.51/15,053.32
  6. Step 6: Final answer
    x = 11,502.10

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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.