Home / 16,040.05-22,135.29-8,966.46

Finding the Fourth Proportional to 16,040.05, 22,135.29 and 8,966.46

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Solution

The fourth proportional to 16,040.05, 22,135.29 and 8,966.46 is: 12,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.05 : 22,135.29 = 8,966.46 : x
  2. Step 2: Convert to fraction form
    16,040.05/22,135.29 = 8,966.46/x
  3. Step 3: Cross multiply
    16,040.05x = 22,135.29 × 8,966.46
  4. Step 4: Simplify right side
    16,040.05x = 198,475,192.37
  5. Step 5: Solve for x
    x = 198,475,192.37/16,040.05
  6. Step 6: Final answer
    x = 12,373.73

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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.