Home / 16,782.72-25,180.56-6,392.04

Finding the Fourth Proportional to 16,782.72, 25,180.56 and 6,392.04

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Solution

The fourth proportional to 16,782.72, 25,180.56 and 6,392.04 is: 9,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.72 : 25,180.56 = 6,392.04 : x
  2. Step 2: Convert to fraction form
    16,782.72/25,180.56 = 6,392.04/x
  3. Step 3: Cross multiply
    16,782.72x = 25,180.56 × 6,392.04
  4. Step 4: Simplify right side
    16,782.72x = 160,955,146.74
  5. Step 5: Solve for x
    x = 160,955,146.74/16,782.72
  6. Step 6: Final answer
    x = 9,590.53

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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.