Home / 31,850.02-47,811.95-17,087.77

Finding the Fourth Proportional to 31,850.02, 47,811.95 and 17,087.77

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Solution

The fourth proportional to 31,850.02, 47,811.95 and 17,087.77 is: 25,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,850.02 : 47,811.95 = 17,087.77 : x
  2. Step 2: Convert to fraction form
    31,850.02/47,811.95 = 17,087.77/x
  3. Step 3: Cross multiply
    31,850.02x = 47,811.95 × 17,087.77
  4. Step 4: Simplify right side
    31,850.02x = 816,999,280.35
  5. Step 5: Solve for x
    x = 816,999,280.35/31,850.02
  6. Step 6: Final answer
    x = 25,651.46

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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.