Home / 19,476.45-29,222.37-10,122.37

Finding the Fourth Proportional to 19,476.45, 29,222.37 and 10,122.37

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Solution

The fourth proportional to 19,476.45, 29,222.37 and 10,122.37 is: 15,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.45 : 29,222.37 = 10,122.37 : x
  2. Step 2: Convert to fraction form
    19,476.45/29,222.37 = 10,122.37/x
  3. Step 3: Cross multiply
    19,476.45x = 29,222.37 × 10,122.37
  4. Step 4: Simplify right side
    19,476.45x = 295,799,568.36
  5. Step 5: Solve for x
    x = 295,799,568.36/19,476.45
  6. Step 6: Final answer
    x = 15,187.55

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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.