Home / 19,511.64-26,926.11-10,559.23

Finding the Fourth Proportional to 19,511.64, 26,926.11 and 10,559.23

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Solution

The fourth proportional to 19,511.64, 26,926.11 and 10,559.23 is: 14,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.64 : 26,926.11 = 10,559.23 : x
  2. Step 2: Convert to fraction form
    19,511.64/26,926.11 = 10,559.23/x
  3. Step 3: Cross multiply
    19,511.64x = 26,926.11 × 10,559.23
  4. Step 4: Simplify right side
    19,511.64x = 284,318,921.18
  5. Step 5: Solve for x
    x = 284,318,921.18/19,511.64
  6. Step 6: Final answer
    x = 14,571.76

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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.