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Finding the Fourth Proportional to 23,655.65, 32,645.00 and 13,583.93

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Solution

The fourth proportional to 23,655.65, 32,645.00 and 13,583.93 is: 18,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,655.65 : 32,645.00 = 13,583.93 : x
  2. Step 2: Convert to fraction form
    23,655.65/32,645.00 = 13,583.93/x
  3. Step 3: Cross multiply
    23,655.65x = 32,645.00 × 13,583.93
  4. Step 4: Simplify right side
    23,655.65x = 443,447,265.58
  5. Step 5: Solve for x
    x = 443,447,265.58/23,655.65
  6. Step 6: Final answer
    x = 18,745.94

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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.