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Finding the Fourth Proportional to 17,606.52, 26,409.90 and 4,458.93

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Solution

The fourth proportional to 17,606.52, 26,409.90 and 4,458.93 is: 6,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,606.52 : 26,409.90 = 4,458.93 : x
  2. Step 2: Convert to fraction form
    17,606.52/26,409.90 = 4,458.93/x
  3. Step 3: Cross multiply
    17,606.52x = 26,409.90 × 4,458.93
  4. Step 4: Simplify right side
    17,606.52x = 117,759,895.41
  5. Step 5: Solve for x
    x = 117,759,895.41/17,606.52
  6. Step 6: Final answer
    x = 6,688.43

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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.