Home / 23,621.28-35,393.40-13,768.89

Finding the Fourth Proportional to 23,621.28, 35,393.40 and 13,768.89

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Solution

The fourth proportional to 23,621.28, 35,393.40 and 13,768.89 is: 20,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.28 : 35,393.40 = 13,768.89 : x
  2. Step 2: Convert to fraction form
    23,621.28/35,393.40 = 13,768.89/x
  3. Step 3: Cross multiply
    23,621.28x = 35,393.40 × 13,768.89
  4. Step 4: Simplify right side
    23,621.28x = 487,327,831.33
  5. Step 5: Solve for x
    x = 487,327,831.33/23,621.28
  6. Step 6: Final answer
    x = 20,630.88

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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.