Home / 35,405.73-48,858.03-19,487.12

Finding the Fourth Proportional to 35,405.73, 48,858.03 and 19,487.12

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Solution

The fourth proportional to 35,405.73, 48,858.03 and 19,487.12 is: 26,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.73 : 48,858.03 = 19,487.12 : x
  2. Step 2: Convert to fraction form
    35,405.73/48,858.03 = 19,487.12/x
  3. Step 3: Cross multiply
    35,405.73x = 48,858.03 × 19,487.12
  4. Step 4: Simplify right side
    35,405.73x = 952,102,049.28
  5. Step 5: Solve for x
    x = 952,102,049.28/35,405.73
  6. Step 6: Final answer
    x = 26,891.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.