Home / 16,733.60-25,099.04-5,640.05

Finding the Fourth Proportional to 16,733.60, 25,099.04 and 5,640.05

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Solution

The fourth proportional to 16,733.60, 25,099.04 and 5,640.05 is: 8,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,733.60 : 25,099.04 = 5,640.05 : x
  2. Step 2: Convert to fraction form
    16,733.60/25,099.04 = 5,640.05/x
  3. Step 3: Cross multiply
    16,733.60x = 25,099.04 × 5,640.05
  4. Step 4: Simplify right side
    16,733.60x = 141,559,840.55
  5. Step 5: Solve for x
    x = 141,559,840.55/16,733.60
  6. Step 6: Final answer
    x = 8,459.62

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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.