Home / 25,558.02-38,324.88-8,916.04

Finding the Fourth Proportional to 25,558.02, 38,324.88 and 8,916.04

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Solution

The fourth proportional to 25,558.02, 38,324.88 and 8,916.04 is: 13,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.02 : 38,324.88 = 8,916.04 : x
  2. Step 2: Convert to fraction form
    25,558.02/38,324.88 = 8,916.04/x
  3. Step 3: Cross multiply
    25,558.02x = 38,324.88 × 8,916.04
  4. Step 4: Simplify right side
    25,558.02x = 341,706,163.08
  5. Step 5: Solve for x
    x = 341,706,163.08/25,558.02
  6. Step 6: Final answer
    x = 13,369.82

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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.