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Finding the Fourth Proportional to 10,168.44, 15,184.99 and 10,058.48

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Solution

The fourth proportional to 10,168.44, 15,184.99 and 10,058.48 is: 15,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.44 : 15,184.99 = 10,058.48 : x
  2. Step 2: Convert to fraction form
    10,168.44/15,184.99 = 10,058.48/x
  3. Step 3: Cross multiply
    10,168.44x = 15,184.99 × 10,058.48
  4. Step 4: Simplify right side
    10,168.44x = 152,737,918.22
  5. Step 5: Solve for x
    x = 152,737,918.22/10,168.44
  6. Step 6: Final answer
    x = 15,020.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.