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Finding the Fourth Proportional to 10,351.17, 15,595.89 and 9,365.22

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Solution

The fourth proportional to 10,351.17, 15,595.89 and 9,365.22 is: 14,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.17 : 15,595.89 = 9,365.22 : x
  2. Step 2: Convert to fraction form
    10,351.17/15,595.89 = 9,365.22/x
  3. Step 3: Cross multiply
    10,351.17x = 15,595.89 × 9,365.22
  4. Step 4: Simplify right side
    10,351.17x = 146,058,940.95
  5. Step 5: Solve for x
    x = 146,058,940.95/10,351.17
  6. Step 6: Final answer
    x = 14,110.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.