Home / 11,942.37-17,913.72-4,547.24

Finding the Fourth Proportional to 11,942.37, 17,913.72 and 4,547.24

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Solution

The fourth proportional to 11,942.37, 17,913.72 and 4,547.24 is: 6,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.37 : 17,913.72 = 4,547.24 : x
  2. Step 2: Convert to fraction form
    11,942.37/17,913.72 = 4,547.24/x
  3. Step 3: Cross multiply
    11,942.37x = 17,913.72 × 4,547.24
  4. Step 4: Simplify right side
    11,942.37x = 81,457,961.74
  5. Step 5: Solve for x
    x = 81,457,961.74/11,942.37
  6. Step 6: Final answer
    x = 6,820.92

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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.