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Finding the Fourth Proportional to 51,866.73, 77,801.04 and 25,573.59

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Solution

The fourth proportional to 51,866.73, 77,801.04 and 25,573.59 is: 38,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,866.73 : 77,801.04 = 25,573.59 : x
  2. Step 2: Convert to fraction form
    51,866.73/77,801.04 = 25,573.59/x
  3. Step 3: Cross multiply
    51,866.73x = 77,801.04 × 25,573.59
  4. Step 4: Simplify right side
    51,866.73x = 1,989,651,898.53
  5. Step 5: Solve for x
    x = 1,989,651,898.53/51,866.73
  6. Step 6: Final answer
    x = 38,360.85

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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.