Home / 47,990.02-72,005.82-25,777.48

Finding the Fourth Proportional to 47,990.02, 72,005.82 and 25,777.48

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Solution

The fourth proportional to 47,990.02, 72,005.82 and 25,777.48 is: 38,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.02 : 72,005.82 = 25,777.48 : x
  2. Step 2: Convert to fraction form
    47,990.02/72,005.82 = 25,777.48/x
  3. Step 3: Cross multiply
    47,990.02x = 72,005.82 × 25,777.48
  4. Step 4: Simplify right side
    47,990.02x = 1,856,128,584.93
  5. Step 5: Solve for x
    x = 1,856,128,584.93/47,990.02
  6. Step 6: Final answer
    x = 38,677.39

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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.