Home / 16,728.53-25,088.85-4,879.22

Finding the Fourth Proportional to 16,728.53, 25,088.85 and 4,879.22

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Solution

The fourth proportional to 16,728.53, 25,088.85 and 4,879.22 is: 7,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.53 : 25,088.85 = 4,879.22 : x
  2. Step 2: Convert to fraction form
    16,728.53/25,088.85 = 4,879.22/x
  3. Step 3: Cross multiply
    16,728.53x = 25,088.85 × 4,879.22
  4. Step 4: Simplify right side
    16,728.53x = 122,413,893.25
  5. Step 5: Solve for x
    x = 122,413,893.25/16,728.53
  6. Step 6: Final answer
    x = 7,317.67

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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.