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Finding the Fourth Proportional to 17,477.84, 26,216.04 and 7,617.08

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Solution

The fourth proportional to 17,477.84, 26,216.04 and 7,617.08 is: 11,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.84 : 26,216.04 = 7,617.08 : x
  2. Step 2: Convert to fraction form
    17,477.84/26,216.04 = 7,617.08/x
  3. Step 3: Cross multiply
    17,477.84x = 26,216.04 × 7,617.08
  4. Step 4: Simplify right side
    17,477.84x = 199,689,673.96
  5. Step 5: Solve for x
    x = 199,689,673.96/17,477.84
  6. Step 6: Final answer
    x = 11,425.31

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1.5x scale

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.