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Finding the Fourth Proportional to 13,093.08, 18,066.42 and 7,503

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Solution

The fourth proportional to 13,093.08, 18,066.42 and 7,503 is: 10,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.08 : 18,066.42 = 7,503 : x
  2. Step 2: Convert to fraction form
    13,093.08/18,066.42 = 7,503/x
  3. Step 3: Cross multiply
    13,093.08x = 18,066.42 × 7,503
  4. Step 4: Simplify right side
    13,093.08x = 135,552,349.26
  5. Step 5: Solve for x
    x = 135,552,349.26/13,093.08
  6. Step 6: Final answer
    x = 10,352.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.