Home / 16,782.18-25,172.69-4,302.33

Finding the Fourth Proportional to 16,782.18, 25,172.69 and 4,302.33

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Solution

The fourth proportional to 16,782.18, 25,172.69 and 4,302.33 is: 6,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.18 : 25,172.69 = 4,302.33 : x
  2. Step 2: Convert to fraction form
    16,782.18/25,172.69 = 4,302.33/x
  3. Step 3: Cross multiply
    16,782.18x = 25,172.69 × 4,302.33
  4. Step 4: Simplify right side
    16,782.18x = 108,301,197.86
  5. Step 5: Solve for x
    x = 108,301,197.86/16,782.18
  6. Step 6: Final answer
    x = 6,453.35

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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.