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Finding the Fourth Proportional to 17,453.54, 26,191.25 and 7,065.29

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Solution

The fourth proportional to 17,453.54, 26,191.25 and 7,065.29 is: 10,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,453.54 : 26,191.25 = 7,065.29 : x
  2. Step 2: Convert to fraction form
    17,453.54/26,191.25 = 7,065.29/x
  3. Step 3: Cross multiply
    17,453.54x = 26,191.25 × 7,065.29
  4. Step 4: Simplify right side
    17,453.54x = 185,048,741.39
  5. Step 5: Solve for x
    x = 185,048,741.39/17,453.54
  6. Step 6: Final answer
    x = 10,602.36

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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.