Home / 18,961.86-26,167.65-10,463.85

Finding the Fourth Proportional to 18,961.86, 26,167.65 and 10,463.85

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Solution

The fourth proportional to 18,961.86, 26,167.65 and 10,463.85 is: 14,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,961.86 : 26,167.65 = 10,463.85 : x
  2. Step 2: Convert to fraction form
    18,961.86/26,167.65 = 10,463.85/x
  3. Step 3: Cross multiply
    18,961.86x = 26,167.65 × 10,463.85
  4. Step 4: Simplify right side
    18,961.86x = 273,814,364.45
  5. Step 5: Solve for x
    x = 273,814,364.45/18,961.86
  6. Step 6: Final answer
    x = 14,440.27

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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.