Home / 16,040.07-22,135.80-8,966.48

Finding the Fourth Proportional to 16,040.07, 22,135.80 and 8,966.48

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Solution

The fourth proportional to 16,040.07, 22,135.80 and 8,966.48 is: 12,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.07 : 22,135.80 = 8,966.48 : x
  2. Step 2: Convert to fraction form
    16,040.07/22,135.80 = 8,966.48/x
  3. Step 3: Cross multiply
    16,040.07x = 22,135.80 × 8,966.48
  4. Step 4: Simplify right side
    16,040.07x = 198,480,097.31
  5. Step 5: Solve for x
    x = 198,480,097.31/16,040.07
  6. Step 6: Final answer
    x = 12,374.02

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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.