Home / 19,511.72-26,926.05-10,559.19

Finding the Fourth Proportional to 19,511.72, 26,926.05 and 10,559.19

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Solution

The fourth proportional to 19,511.72, 26,926.05 and 10,559.19 is: 14,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.72 : 26,926.05 = 10,559.19 : x
  2. Step 2: Convert to fraction form
    19,511.72/26,926.05 = 10,559.19/x
  3. Step 3: Cross multiply
    19,511.72x = 26,926.05 × 10,559.19
  4. Step 4: Simplify right side
    19,511.72x = 284,317,418.47
  5. Step 5: Solve for x
    x = 284,317,418.47/19,511.72
  6. Step 6: Final answer
    x = 14,571.62

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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.