Home / 15,558.96-23,325.72-8,887.92

Finding the Fourth Proportional to 15,558.96, 23,325.72 and 8,887.92

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Solution

The fourth proportional to 15,558.96, 23,325.72 and 8,887.92 is: 13,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558.96 : 23,325.72 = 8,887.92 : x
  2. Step 2: Convert to fraction form
    15,558.96/23,325.72 = 8,887.92/x
  3. Step 3: Cross multiply
    15,558.96x = 23,325.72 × 8,887.92
  4. Step 4: Simplify right side
    15,558.96x = 207,317,133.30
  5. Step 5: Solve for x
    x = 207,317,133.30/15,558.96
  6. Step 6: Final answer
    x = 13,324.61

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1.5x scale

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.