Home / 15,784.29-23,676.44-4,099.23

Finding the Fourth Proportional to 15,784.29, 23,676.44 and 4,099.23

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Solution

The fourth proportional to 15,784.29, 23,676.44 and 4,099.23 is: 6,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.29 : 23,676.44 = 4,099.23 : x
  2. Step 2: Convert to fraction form
    15,784.29/23,676.44 = 4,099.23/x
  3. Step 3: Cross multiply
    15,784.29x = 23,676.44 × 4,099.23
  4. Step 4: Simplify right side
    15,784.29x = 97,055,152.65
  5. Step 5: Solve for x
    x = 97,055,152.65/15,784.29
  6. Step 6: Final answer
    x = 6,148.85

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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.