Home / 16,139.44-22,278.71-10,169.94

Finding the Fourth Proportional to 16,139.44, 22,278.71 and 10,169.94

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Solution

The fourth proportional to 16,139.44, 22,278.71 and 10,169.94 is: 14,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,139.44 : 22,278.71 = 10,169.94 : x
  2. Step 2: Convert to fraction form
    16,139.44/22,278.71 = 10,169.94/x
  3. Step 3: Cross multiply
    16,139.44x = 22,278.71 × 10,169.94
  4. Step 4: Simplify right side
    16,139.44x = 226,573,143.98
  5. Step 5: Solve for x
    x = 226,573,143.98/16,139.44
  6. Step 6: Final answer
    x = 14,038.48

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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.