Home / 23,718.23-35,583.49-12,615.78

Finding the Fourth Proportional to 23,718.23, 35,583.49 and 12,615.78

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Solution

The fourth proportional to 23,718.23, 35,583.49 and 12,615.78 is: 18,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.23 : 35,583.49 = 12,615.78 : x
  2. Step 2: Convert to fraction form
    23,718.23/35,583.49 = 12,615.78/x
  3. Step 3: Cross multiply
    23,718.23x = 35,583.49 × 12,615.78
  4. Step 4: Simplify right side
    23,718.23x = 448,913,481.47
  5. Step 5: Solve for x
    x = 448,913,481.47/23,718.23
  6. Step 6: Final answer
    x = 18,926.94

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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.