Home / 61,277.15-91,923.56-21,838.25

Finding the Fourth Proportional to 61,277.15, 91,923.56 and 21,838.25

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Solution

The fourth proportional to 61,277.15, 91,923.56 and 21,838.25 is: 32,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,277.15 : 91,923.56 = 21,838.25 : x
  2. Step 2: Convert to fraction form
    61,277.15/91,923.56 = 21,838.25/x
  3. Step 3: Cross multiply
    61,277.15x = 91,923.56 × 21,838.25
  4. Step 4: Simplify right side
    61,277.15x = 2,007,449,115.36
  5. Step 5: Solve for x
    x = 2,007,449,115.36/61,277.15
  6. Step 6: Final answer
    x = 32,760.16

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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.