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Finding the Fourth Proportional to 17,580.96, 26,371.44 and 5,894.20

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Solution

The fourth proportional to 17,580.96, 26,371.44 and 5,894.20 is: 8,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.96 : 26,371.44 = 5,894.20 : x
  2. Step 2: Convert to fraction form
    17,580.96/26,371.44 = 5,894.20/x
  3. Step 3: Cross multiply
    17,580.96x = 26,371.44 × 5,894.20
  4. Step 4: Simplify right side
    17,580.96x = 155,438,541.65
  5. Step 5: Solve for x
    x = 155,438,541.65/17,580.96
  6. Step 6: Final answer
    x = 8,841.30

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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.