Home / 22,766.67-31,415.85-13,333.41

Finding the Fourth Proportional to 22,766.67, 31,415.85 and 13,333.41

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Solution

The fourth proportional to 22,766.67, 31,415.85 and 13,333.41 is: 18,398.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,766.67 : 31,415.85 = 13,333.41 : x
  2. Step 2: Convert to fraction form
    22,766.67/31,415.85 = 13,333.41/x
  3. Step 3: Cross multiply
    22,766.67x = 31,415.85 × 13,333.41
  4. Step 4: Simplify right side
    22,766.67x = 418,880,408.55
  5. Step 5: Solve for x
    x = 418,880,408.55/22,766.67
  6. Step 6: Final answer
    x = 18,398.84

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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.