Home / 15,822.78-23,734.40-4,136

Finding the Fourth Proportional to 15,822.78, 23,734.40 and 4,136

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Solution

The fourth proportional to 15,822.78, 23,734.40 and 4,136 is: 6,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.78 : 23,734.40 = 4,136 : x
  2. Step 2: Convert to fraction form
    15,822.78/23,734.40 = 4,136/x
  3. Step 3: Cross multiply
    15,822.78x = 23,734.40 × 4,136
  4. Step 4: Simplify right side
    15,822.78x = 98,165,478.40
  5. Step 5: Solve for x
    x = 98,165,478.40/15,822.78
  6. Step 6: Final answer
    x = 6,204.06

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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.