Home / 13,592.34-20,393.78-5,273.10

Finding the Fourth Proportional to 13,592.34, 20,393.78 and 5,273.10

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Solution

The fourth proportional to 13,592.34, 20,393.78 and 5,273.10 is: 7,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.34 : 20,393.78 = 5,273.10 : x
  2. Step 2: Convert to fraction form
    13,592.34/20,393.78 = 5,273.10/x
  3. Step 3: Cross multiply
    13,592.34x = 20,393.78 × 5,273.10
  4. Step 4: Simplify right side
    13,592.34x = 107,538,414.95
  5. Step 5: Solve for x
    x = 107,538,414.95/13,592.34
  6. Step 6: Final answer
    x = 7,911.69

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1.5x scale

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.