Home / 19,837.49-29,767.59-7,996.68

Finding the Fourth Proportional to 19,837.49, 29,767.59 and 7,996.68

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Solution

The fourth proportional to 19,837.49, 29,767.59 and 7,996.68 is: 11,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.49 : 29,767.59 = 7,996.68 : x
  2. Step 2: Convert to fraction form
    19,837.49/29,767.59 = 7,996.68/x
  3. Step 3: Cross multiply
    19,837.49x = 29,767.59 × 7,996.68
  4. Step 4: Simplify right side
    19,837.49x = 238,041,891.60
  5. Step 5: Solve for x
    x = 238,041,891.60/19,837.49
  6. Step 6: Final answer
    x = 11,999.60

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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.