Home / 19,930.69-29,895.72-6,792.22

Finding the Fourth Proportional to 19,930.69, 29,895.72 and 6,792.22

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Solution

The fourth proportional to 19,930.69, 29,895.72 and 6,792.22 is: 10,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930.69 : 29,895.72 = 6,792.22 : x
  2. Step 2: Convert to fraction form
    19,930.69/29,895.72 = 6,792.22/x
  3. Step 3: Cross multiply
    19,930.69x = 29,895.72 × 6,792.22
  4. Step 4: Simplify right side
    19,930.69x = 203,058,307.30
  5. Step 5: Solve for x
    x = 203,058,307.30/19,930.69
  6. Step 6: Final answer
    x = 10,188.22

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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.