Home / 19,728.79-29,596.12-6,578.03

Finding the Fourth Proportional to 19,728.79, 29,596.12 and 6,578.03

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Solution

The fourth proportional to 19,728.79, 29,596.12 and 6,578.03 is: 9,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.79 : 29,596.12 = 6,578.03 : x
  2. Step 2: Convert to fraction form
    19,728.79/29,596.12 = 6,578.03/x
  3. Step 3: Cross multiply
    19,728.79x = 29,596.12 × 6,578.03
  4. Step 4: Simplify right side
    19,728.79x = 194,684,222.79
  5. Step 5: Solve for x
    x = 194,684,222.79/19,728.79
  6. Step 6: Final answer
    x = 9,868.03

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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.