Home / 19,511.11-26,925.30-11,015.02

Finding the Fourth Proportional to 19,511.11, 26,925.30 and 11,015.02

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Solution

The fourth proportional to 19,511.11, 26,925.30 and 11,015.02 is: 15,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.11 : 26,925.30 = 11,015.02 : x
  2. Step 2: Convert to fraction form
    19,511.11/26,925.30 = 11,015.02/x
  3. Step 3: Cross multiply
    19,511.11x = 26,925.30 × 11,015.02
  4. Step 4: Simplify right side
    19,511.11x = 296,582,718.01
  5. Step 5: Solve for x
    x = 296,582,718.01/19,511.11
  6. Step 6: Final answer
    x = 15,200.71

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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.