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Finding the Fourth Proportional to 17,569.14, 26,353.74 and 7,180.89

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Solution

The fourth proportional to 17,569.14, 26,353.74 and 7,180.89 is: 10,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,569.14 : 26,353.74 = 7,180.89 : x
  2. Step 2: Convert to fraction form
    17,569.14/26,353.74 = 7,180.89/x
  3. Step 3: Cross multiply
    17,569.14x = 26,353.74 × 7,180.89
  4. Step 4: Simplify right side
    17,569.14x = 189,243,308.03
  5. Step 5: Solve for x
    x = 189,243,308.03/17,569.14
  6. Step 6: Final answer
    x = 10,771.35

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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.