Home / 13,918.86-19,226.43-10,375.92

Finding the Fourth Proportional to 13,918.86, 19,226.43 and 10,375.92

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Solution

The fourth proportional to 13,918.86, 19,226.43 and 10,375.92 is: 14,332.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,918.86 : 19,226.43 = 10,375.92 : x
  2. Step 2: Convert to fraction form
    13,918.86/19,226.43 = 10,375.92/x
  3. Step 3: Cross multiply
    13,918.86x = 19,226.43 × 10,375.92
  4. Step 4: Simplify right side
    13,918.86x = 199,491,899.57
  5. Step 5: Solve for x
    x = 199,491,899.57/13,918.86
  6. Step 6: Final answer
    x = 14,332.49

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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.