Home / 19,543.84-29,319.38-6,396.92

Finding the Fourth Proportional to 19,543.84, 29,319.38 and 6,396.92

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Solution

The fourth proportional to 19,543.84, 29,319.38 and 6,396.92 is: 9,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.84 : 29,319.38 = 6,396.92 : x
  2. Step 2: Convert to fraction form
    19,543.84/29,319.38 = 6,396.92/x
  3. Step 3: Cross multiply
    19,543.84x = 29,319.38 × 6,396.92
  4. Step 4: Simplify right side
    19,543.84x = 187,553,728.31
  5. Step 5: Solve for x
    x = 187,553,728.31/19,543.84
  6. Step 6: Final answer
    x = 9,596.56

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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.