Home / 19,850.28-29,779.32-6,706.38

Finding the Fourth Proportional to 19,850.28, 29,779.32 and 6,706.38

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Solution

The fourth proportional to 19,850.28, 29,779.32 and 6,706.38 is: 10,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.28 : 29,779.32 = 6,706.38 : x
  2. Step 2: Convert to fraction form
    19,850.28/29,779.32 = 6,706.38/x
  3. Step 3: Cross multiply
    19,850.28x = 29,779.32 × 6,706.38
  4. Step 4: Simplify right side
    19,850.28x = 199,711,436.06
  5. Step 5: Solve for x
    x = 199,711,436.06/19,850.28
  6. Step 6: Final answer
    x = 10,060.89

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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.