Home / 16,441.64-22,707.78-15,197.48

Finding the Fourth Proportional to 16,441.64, 22,707.78 and 15,197.48

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Solution

The fourth proportional to 16,441.64, 22,707.78 and 15,197.48 is: 20,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441.64 : 22,707.78 = 15,197.48 : x
  2. Step 2: Convert to fraction form
    16,441.64/22,707.78 = 15,197.48/x
  3. Step 3: Cross multiply
    16,441.64x = 22,707.78 × 15,197.48
  4. Step 4: Simplify right side
    16,441.64x = 345,101,032.39
  5. Step 5: Solve for x
    x = 345,101,032.39/16,441.64
  6. Step 6: Final answer
    x = 20,989.45

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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.