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Finding the Fourth Proportional to 11,368.63, 17,047.23 and 6,626.31

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Solution

The fourth proportional to 11,368.63, 17,047.23 and 6,626.31 is: 9,936.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.63 : 17,047.23 = 6,626.31 : x
  2. Step 2: Convert to fraction form
    11,368.63/17,047.23 = 6,626.31/x
  3. Step 3: Cross multiply
    11,368.63x = 17,047.23 × 6,626.31
  4. Step 4: Simplify right side
    11,368.63x = 112,960,197.49
  5. Step 5: Solve for x
    x = 112,960,197.49/11,368.63
  6. Step 6: Final answer
    x = 9,936.14

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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.