Home / 15,916.06-23,875.23-4,229.02

Finding the Fourth Proportional to 15,916.06, 23,875.23 and 4,229.02

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Solution

The fourth proportional to 15,916.06, 23,875.23 and 4,229.02 is: 6,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,916.06 : 23,875.23 = 4,229.02 : x
  2. Step 2: Convert to fraction form
    15,916.06/23,875.23 = 4,229.02/x
  3. Step 3: Cross multiply
    15,916.06x = 23,875.23 × 4,229.02
  4. Step 4: Simplify right side
    15,916.06x = 100,968,825.17
  5. Step 5: Solve for x
    x = 100,968,825.17/15,916.06
  6. Step 6: Final answer
    x = 6,343.83

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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.