Home / 18,729.76-25,846.99-10,346.26

Finding the Fourth Proportional to 18,729.76, 25,846.99 and 10,346.26

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Solution

The fourth proportional to 18,729.76, 25,846.99 and 10,346.26 is: 14,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.76 : 25,846.99 = 10,346.26 : x
  2. Step 2: Convert to fraction form
    18,729.76/25,846.99 = 10,346.26/x
  3. Step 3: Cross multiply
    18,729.76x = 25,846.99 × 10,346.26
  4. Step 4: Simplify right side
    18,729.76x = 267,419,678.76
  5. Step 5: Solve for x
    x = 267,419,678.76/18,729.76
  6. Step 6: Final answer
    x = 14,277.80

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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.