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Finding the Fourth Proportional to 35,489.54, 53,230.16 and 9,192.26

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Solution

The fourth proportional to 35,489.54, 53,230.16 and 9,192.26 is: 13,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,489.54 : 53,230.16 = 9,192.26 : x
  2. Step 2: Convert to fraction form
    35,489.54/53,230.16 = 9,192.26/x
  3. Step 3: Cross multiply
    35,489.54x = 53,230.16 × 9,192.26
  4. Step 4: Simplify right side
    35,489.54x = 489,305,470.56
  5. Step 5: Solve for x
    x = 489,305,470.56/35,489.54
  6. Step 6: Final answer
    x = 13,787.32

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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.