Home / 16,076.88-22,186.80-10,106.28

Finding the Fourth Proportional to 16,076.88, 22,186.80 and 10,106.28

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Solution

The fourth proportional to 16,076.88, 22,186.80 and 10,106.28 is: 13,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,076.88 : 22,186.80 = 10,106.28 : x
  2. Step 2: Convert to fraction form
    16,076.88/22,186.80 = 10,106.28/x
  3. Step 3: Cross multiply
    16,076.88x = 22,186.80 × 10,106.28
  4. Step 4: Simplify right side
    16,076.88x = 224,226,013.10
  5. Step 5: Solve for x
    x = 224,226,013.10/16,076.88
  6. Step 6: Final answer
    x = 13,947.11

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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.