Home / 17,511.34-26,268.50-7,516.53

Finding the Fourth Proportional to 17,511.34, 26,268.50 and 7,516.53

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Solution

The fourth proportional to 17,511.34, 26,268.50 and 7,516.53 is: 11,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.34 : 26,268.50 = 7,516.53 : x
  2. Step 2: Convert to fraction form
    17,511.34/26,268.50 = 7,516.53/x
  3. Step 3: Cross multiply
    17,511.34x = 26,268.50 × 7,516.53
  4. Step 4: Simplify right side
    17,511.34x = 197,447,968.31
  5. Step 5: Solve for x
    x = 197,447,968.31/17,511.34
  6. Step 6: Final answer
    x = 11,275.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.