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Finding the Fourth Proportional to 35,866.74, 49,497.93 and 19,951.50

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Solution

The fourth proportional to 35,866.74, 49,497.93 and 19,951.50 is: 27,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,866.74 : 49,497.93 = 19,951.50 : x
  2. Step 2: Convert to fraction form
    35,866.74/49,497.93 = 19,951.50/x
  3. Step 3: Cross multiply
    35,866.74x = 49,497.93 × 19,951.50
  4. Step 4: Simplify right side
    35,866.74x = 987,557,950.40
  5. Step 5: Solve for x
    x = 987,557,950.40/35,866.74
  6. Step 6: Final answer
    x = 27,534.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.