Home / 19,995.10-29,996.70-6,848.80

Finding the Fourth Proportional to 19,995.10, 29,996.70 and 6,848.80

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Solution

The fourth proportional to 19,995.10, 29,996.70 and 6,848.80 is: 10,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.10 : 29,996.70 = 6,848.80 : x
  2. Step 2: Convert to fraction form
    19,995.10/29,996.70 = 6,848.80/x
  3. Step 3: Cross multiply
    19,995.10x = 29,996.70 × 6,848.80
  4. Step 4: Simplify right side
    19,995.10x = 205,441,398.96
  5. Step 5: Solve for x
    x = 205,441,398.96/19,995.10
  6. Step 6: Final answer
    x = 10,274.59

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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.