Home / 17,766.61-26,644.57-14,638.86

Finding the Fourth Proportional to 17,766.61, 26,644.57 and 14,638.86

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Solution

The fourth proportional to 17,766.61, 26,644.57 and 14,638.86 is: 21,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.61 : 26,644.57 = 14,638.86 : x
  2. Step 2: Convert to fraction form
    17,766.61/26,644.57 = 14,638.86/x
  3. Step 3: Cross multiply
    17,766.61x = 26,644.57 × 14,638.86
  4. Step 4: Simplify right side
    17,766.61x = 390,046,093.39
  5. Step 5: Solve for x
    x = 390,046,093.39/17,766.61
  6. Step 6: Final answer
    x = 21,953.89

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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.