Home / 32,918.76-49,378.08-11,861.58

Finding the Fourth Proportional to 32,918.76, 49,378.08 and 11,861.58

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Solution

The fourth proportional to 32,918.76, 49,378.08 and 11,861.58 is: 17,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,918.76 : 49,378.08 = 11,861.58 : x
  2. Step 2: Convert to fraction form
    32,918.76/49,378.08 = 11,861.58/x
  3. Step 3: Cross multiply
    32,918.76x = 49,378.08 × 11,861.58
  4. Step 4: Simplify right side
    32,918.76x = 585,702,046.17
  5. Step 5: Solve for x
    x = 585,702,046.17/32,918.76
  6. Step 6: Final answer
    x = 17,792.35

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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.