Home / 16,036.80-22,130.82-8,963.46

Finding the Fourth Proportional to 16,036.80, 22,130.82 and 8,963.46

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Solution

The fourth proportional to 16,036.80, 22,130.82 and 8,963.46 is: 12,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,036.80 : 22,130.82 = 8,963.46 : x
  2. Step 2: Convert to fraction form
    16,036.80/22,130.82 = 8,963.46/x
  3. Step 3: Cross multiply
    16,036.80x = 22,130.82 × 8,963.46
  4. Step 4: Simplify right side
    16,036.80x = 198,368,719.84
  5. Step 5: Solve for x
    x = 198,368,719.84/16,036.80
  6. Step 6: Final answer
    x = 12,369.59

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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.