Home / 19,995.42-29,992.98-5,204.28

Finding the Fourth Proportional to 19,995.42, 29,992.98 and 5,204.28

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Solution

The fourth proportional to 19,995.42, 29,992.98 and 5,204.28 is: 7,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.42 : 29,992.98 = 5,204.28 : x
  2. Step 2: Convert to fraction form
    19,995.42/29,992.98 = 5,204.28/x
  3. Step 3: Cross multiply
    19,995.42x = 29,992.98 × 5,204.28
  4. Step 4: Simplify right side
    19,995.42x = 156,091,865.95
  5. Step 5: Solve for x
    x = 156,091,865.95/19,995.42
  6. Step 6: Final answer
    x = 7,806.38

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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.