Home / 22,771.56-31,423.21-14,273.38

Finding the Fourth Proportional to 22,771.56, 31,423.21 and 14,273.38

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Solution

The fourth proportional to 22,771.56, 31,423.21 and 14,273.38 is: 19,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771.56 : 31,423.21 = 14,273.38 : x
  2. Step 2: Convert to fraction form
    22,771.56/31,423.21 = 14,273.38/x
  3. Step 3: Cross multiply
    22,771.56x = 31,423.21 × 14,273.38
  4. Step 4: Simplify right side
    22,771.56x = 448,515,417.15
  5. Step 5: Solve for x
    x = 448,515,417.15/22,771.56
  6. Step 6: Final answer
    x = 19,696.30

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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.