Home / 16,521.44-24,782.28-4,209.44

Finding the Fourth Proportional to 16,521.44, 24,782.28 and 4,209.44

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Solution

The fourth proportional to 16,521.44, 24,782.28 and 4,209.44 is: 6,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.44 : 24,782.28 = 4,209.44 : x
  2. Step 2: Convert to fraction form
    16,521.44/24,782.28 = 4,209.44/x
  3. Step 3: Cross multiply
    16,521.44x = 24,782.28 × 4,209.44
  4. Step 4: Simplify right side
    16,521.44x = 104,319,520.72
  5. Step 5: Solve for x
    x = 104,319,520.72/16,521.44
  6. Step 6: Final answer
    x = 6,314.19

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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.