Home / 16,030.33-22,122.21-8,956.73

Finding the Fourth Proportional to 16,030.33, 22,122.21 and 8,956.73

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Solution

The fourth proportional to 16,030.33, 22,122.21 and 8,956.73 is: 12,360.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,030.33 : 22,122.21 = 8,956.73 : x
  2. Step 2: Convert to fraction form
    16,030.33/22,122.21 = 8,956.73/x
  3. Step 3: Cross multiply
    16,030.33x = 22,122.21 × 8,956.73
  4. Step 4: Simplify right side
    16,030.33x = 198,142,750.87
  5. Step 5: Solve for x
    x = 198,142,750.87/16,030.33
  6. Step 6: Final answer
    x = 12,360.49

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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.