Home / 14,791.76-20,377.94-10,307.37

Finding the Fourth Proportional to 14,791.76, 20,377.94 and 10,307.37

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Solution

The fourth proportional to 14,791.76, 20,377.94 and 10,307.37 is: 14,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791.76 : 20,377.94 = 10,307.37 : x
  2. Step 2: Convert to fraction form
    14,791.76/20,377.94 = 10,307.37/x
  3. Step 3: Cross multiply
    14,791.76x = 20,377.94 × 10,307.37
  4. Step 4: Simplify right side
    14,791.76x = 210,042,915.88
  5. Step 5: Solve for x
    x = 210,042,915.88/14,791.76
  6. Step 6: Final answer
    x = 14,200.00

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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.