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Finding the Fourth Proportional to 17,606.64, 26,410.02 and 5,294.64

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Solution

The fourth proportional to 17,606.64, 26,410.02 and 5,294.64 is: 7,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,606.64 : 26,410.02 = 5,294.64 : x
  2. Step 2: Convert to fraction form
    17,606.64/26,410.02 = 5,294.64/x
  3. Step 3: Cross multiply
    17,606.64x = 26,410.02 × 5,294.64
  4. Step 4: Simplify right side
    17,606.64x = 139,831,548.29
  5. Step 5: Solve for x
    x = 139,831,548.29/17,606.64
  6. Step 6: Final answer
    x = 7,941.98

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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.