Home / 22,256.92-30,682.02-15,958.36

Finding the Fourth Proportional to 22,256.92, 30,682.02 and 15,958.36

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Solution

The fourth proportional to 22,256.92, 30,682.02 and 15,958.36 is: 21,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.92 : 30,682.02 = 15,958.36 : x
  2. Step 2: Convert to fraction form
    22,256.92/30,682.02 = 15,958.36/x
  3. Step 3: Cross multiply
    22,256.92x = 30,682.02 × 15,958.36
  4. Step 4: Simplify right side
    22,256.92x = 489,634,720.69
  5. Step 5: Solve for x
    x = 489,634,720.69/22,256.92
  6. Step 6: Final answer
    x = 21,999.21

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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.