Home / 16,102.74-22,222.92-8,935.01

Finding the Fourth Proportional to 16,102.74, 22,222.92 and 8,935.01

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Solution

The fourth proportional to 16,102.74, 22,222.92 and 8,935.01 is: 12,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,102.74 : 22,222.92 = 8,935.01 : x
  2. Step 2: Convert to fraction form
    16,102.74/22,222.92 = 8,935.01/x
  3. Step 3: Cross multiply
    16,102.74x = 22,222.92 × 8,935.01
  4. Step 4: Simplify right side
    16,102.74x = 198,561,901.31
  5. Step 5: Solve for x
    x = 198,561,901.31/16,102.74
  6. Step 6: Final answer
    x = 12,330.94

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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.