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Finding the Fourth Proportional to 39,056, 58,544.54 and 15,380.16

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Solution

The fourth proportional to 39,056, 58,544.54 and 15,380.16 is: 23,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,056 : 58,544.54 = 15,380.16 : x
  2. Step 2: Convert to fraction form
    39,056/58,544.54 = 15,380.16/x
  3. Step 3: Cross multiply
    39,056x = 58,544.54 × 15,380.16
  4. Step 4: Simplify right side
    39,056x = 900,424,392.33
  5. Step 5: Solve for x
    x = 900,424,392.33/39,056
  6. Step 6: Final answer
    x = 23,054.70

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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.