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Finding the Fourth Proportional to 17,734.51, 26,598.03 and 5,254.64

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Solution

The fourth proportional to 17,734.51, 26,598.03 and 5,254.64 is: 7,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,734.51 : 26,598.03 = 5,254.64 : x
  2. Step 2: Convert to fraction form
    17,734.51/26,598.03 = 5,254.64/x
  3. Step 3: Cross multiply
    17,734.51x = 26,598.03 × 5,254.64
  4. Step 4: Simplify right side
    17,734.51x = 139,762,939.37
  5. Step 5: Solve for x
    x = 139,762,939.37/17,734.51
  6. Step 6: Final answer
    x = 7,880.85

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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.