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Finding the Fourth Proportional to 15,652.63, 23,477.05 and 3,965.95

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Solution

The fourth proportional to 15,652.63, 23,477.05 and 3,965.95 is: 5,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.63 : 23,477.05 = 3,965.95 : x
  2. Step 2: Convert to fraction form
    15,652.63/23,477.05 = 3,965.95/x
  3. Step 3: Cross multiply
    15,652.63x = 23,477.05 × 3,965.95
  4. Step 4: Simplify right side
    15,652.63x = 93,108,806.45
  5. Step 5: Solve for x
    x = 93,108,806.45/15,652.63
  6. Step 6: Final answer
    x = 5,948.44

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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.