Home / 49,634.02-68,510.91-31,777.12

Finding the Fourth Proportional to 49,634.02, 68,510.91 and 31,777.12

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Solution

The fourth proportional to 49,634.02, 68,510.91 and 31,777.12 is: 43,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,634.02 : 68,510.91 = 31,777.12 : x
  2. Step 2: Convert to fraction form
    49,634.02/68,510.91 = 31,777.12/x
  3. Step 3: Cross multiply
    49,634.02x = 68,510.91 × 31,777.12
  4. Step 4: Simplify right side
    49,634.02x = 2,177,079,408.38
  5. Step 5: Solve for x
    x = 2,177,079,408.38/49,634.02
  6. Step 6: Final answer
    x = 43,862.65

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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.