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Finding the Fourth Proportional to 39,793.94, 54,915.67 and 23,026.94

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Solution

The fourth proportional to 39,793.94, 54,915.67 and 23,026.94 is: 31,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.94 : 54,915.67 = 23,026.94 : x
  2. Step 2: Convert to fraction form
    39,793.94/54,915.67 = 23,026.94/x
  3. Step 3: Cross multiply
    39,793.94x = 54,915.67 × 23,026.94
  4. Step 4: Simplify right side
    39,793.94x = 1,264,539,838.15
  5. Step 5: Solve for x
    x = 1,264,539,838.15/39,793.94
  6. Step 6: Final answer
    x = 31,777.20

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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.