Home / 22,236.74-30,634.53-15,510.26

Finding the Fourth Proportional to 22,236.74, 30,634.53 and 15,510.26

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Solution

The fourth proportional to 22,236.74, 30,634.53 and 15,510.26 is: 21,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,236.74 : 30,634.53 = 15,510.26 : x
  2. Step 2: Convert to fraction form
    22,236.74/30,634.53 = 15,510.26/x
  3. Step 3: Cross multiply
    22,236.74x = 30,634.53 × 15,510.26
  4. Step 4: Simplify right side
    22,236.74x = 475,149,525.28
  5. Step 5: Solve for x
    x = 475,149,525.28/22,236.74
  6. Step 6: Final answer
    x = 21,367.77

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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.