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Finding the Fourth Proportional to 17,372.64, 26,053.50 and 5,683.12

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Solution

The fourth proportional to 17,372.64, 26,053.50 and 5,683.12 is: 8,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.64 : 26,053.50 = 5,683.12 : x
  2. Step 2: Convert to fraction form
    17,372.64/26,053.50 = 5,683.12/x
  3. Step 3: Cross multiply
    17,372.64x = 26,053.50 × 5,683.12
  4. Step 4: Simplify right side
    17,372.64x = 148,065,166.92
  5. Step 5: Solve for x
    x = 148,065,166.92/17,372.64
  6. Step 6: Final answer
    x = 8,522.89

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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.