Home / 19,672.23-29,508.36-6,521.55

Finding the Fourth Proportional to 19,672.23, 29,508.36 and 6,521.55

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Solution

The fourth proportional to 19,672.23, 29,508.36 and 6,521.55 is: 9,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,672.23 : 29,508.36 = 6,521.55 : x
  2. Step 2: Convert to fraction form
    19,672.23/29,508.36 = 6,521.55/x
  3. Step 3: Cross multiply
    19,672.23x = 29,508.36 × 6,521.55
  4. Step 4: Simplify right side
    19,672.23x = 192,440,245.16
  5. Step 5: Solve for x
    x = 192,440,245.16/19,672.23
  6. Step 6: Final answer
    x = 9,782.33

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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.