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Finding the Fourth Proportional to 14,781.54, 22,176.54 and 4,927.26

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Solution

The fourth proportional to 14,781.54, 22,176.54 and 4,927.26 is: 7,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.54 : 22,176.54 = 4,927.26 : x
  2. Step 2: Convert to fraction form
    14,781.54/22,176.54 = 4,927.26/x
  3. Step 3: Cross multiply
    14,781.54x = 22,176.54 × 4,927.26
  4. Step 4: Simplify right side
    14,781.54x = 109,269,578.48
  5. Step 5: Solve for x
    x = 109,269,578.48/14,781.54
  6. Step 6: Final answer
    x = 7,392.30

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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.