Home / 19,310.97-26,646.94-10,811.91

Finding the Fourth Proportional to 19,310.97, 26,646.94 and 10,811.91

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Solution

The fourth proportional to 19,310.97, 26,646.94 and 10,811.91 is: 14,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.97 : 26,646.94 = 10,811.91 : x
  2. Step 2: Convert to fraction form
    19,310.97/26,646.94 = 10,811.91/x
  3. Step 3: Cross multiply
    19,310.97x = 26,646.94 × 10,811.91
  4. Step 4: Simplify right side
    19,310.97x = 288,104,430.50
  5. Step 5: Solve for x
    x = 288,104,430.50/19,310.97
  6. Step 6: Final answer
    x = 14,919.21

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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.