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Finding the Fourth Proportional to 32,579.17, 48,859.03 and 11,515.32

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Solution

The fourth proportional to 32,579.17, 48,859.03 and 11,515.32 is: 17,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,579.17 : 48,859.03 = 11,515.32 : x
  2. Step 2: Convert to fraction form
    32,579.17/48,859.03 = 11,515.32/x
  3. Step 3: Cross multiply
    32,579.17x = 48,859.03 × 11,515.32
  4. Step 4: Simplify right side
    32,579.17x = 562,627,379.73
  5. Step 5: Solve for x
    x = 562,627,379.73/32,579.17
  6. Step 6: Final answer
    x = 17,269.54

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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.