Home / 15,895.72-23,845.20-5,505.04

Finding the Fourth Proportional to 15,895.72, 23,845.20 and 5,505.04

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Solution

The fourth proportional to 15,895.72, 23,845.20 and 5,505.04 is: 8,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895.72 : 23,845.20 = 5,505.04 : x
  2. Step 2: Convert to fraction form
    15,895.72/23,845.20 = 5,505.04/x
  3. Step 3: Cross multiply
    15,895.72x = 23,845.20 × 5,505.04
  4. Step 4: Simplify right side
    15,895.72x = 131,268,779.81
  5. Step 5: Solve for x
    x = 131,268,779.81/15,895.72
  6. Step 6: Final answer
    x = 8,258.12

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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.