Home / 25,173.44-34,729.36-15,102.08

Finding the Fourth Proportional to 25,173.44, 34,729.36 and 15,102.08

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Solution

The fourth proportional to 25,173.44, 34,729.36 and 15,102.08 is: 20,834.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.44 : 34,729.36 = 15,102.08 : x
  2. Step 2: Convert to fraction form
    25,173.44/34,729.36 = 15,102.08/x
  3. Step 3: Cross multiply
    25,173.44x = 34,729.36 × 15,102.08
  4. Step 4: Simplify right side
    25,173.44x = 524,485,573.07
  5. Step 5: Solve for x
    x = 524,485,573.07/25,173.44
  6. Step 6: Final answer
    x = 20,834.88

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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.