Home / 19,845.55-29,767.70-6,696.82

Finding the Fourth Proportional to 19,845.55, 29,767.70 and 6,696.82

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Solution

The fourth proportional to 19,845.55, 29,767.70 and 6,696.82 is: 10,045.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845.55 : 29,767.70 = 6,696.82 : x
  2. Step 2: Convert to fraction form
    19,845.55/29,767.70 = 6,696.82/x
  3. Step 3: Cross multiply
    19,845.55x = 29,767.70 × 6,696.82
  4. Step 4: Simplify right side
    19,845.55x = 199,348,871.04
  5. Step 5: Solve for x
    x = 199,348,871.04/19,845.55
  6. Step 6: Final answer
    x = 10,045.02

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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.