Home / 17,189.26-25,790.02-10,607.78

Finding the Fourth Proportional to 17,189.26, 25,790.02 and 10,607.78

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Solution

The fourth proportional to 17,189.26, 25,790.02 and 10,607.78 is: 15,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.26 : 25,790.02 = 10,607.78 : x
  2. Step 2: Convert to fraction form
    17,189.26/25,790.02 = 10,607.78/x
  3. Step 3: Cross multiply
    17,189.26x = 25,790.02 × 10,607.78
  4. Step 4: Simplify right side
    17,189.26x = 273,574,858.36
  5. Step 5: Solve for x
    x = 273,574,858.36/17,189.26
  6. Step 6: Final answer
    x = 15,915.45

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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.