Home / 35,753.07-49,339.50-19,837.79

Finding the Fourth Proportional to 35,753.07, 49,339.50 and 19,837.79

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Solution

The fourth proportional to 35,753.07, 49,339.50 and 19,837.79 is: 27,376.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.07 : 49,339.50 = 19,837.79 : x
  2. Step 2: Convert to fraction form
    35,753.07/49,339.50 = 19,837.79/x
  3. Step 3: Cross multiply
    35,753.07x = 49,339.50 × 19,837.79
  4. Step 4: Simplify right side
    35,753.07x = 978,786,503.64
  5. Step 5: Solve for x
    x = 978,786,503.64/35,753.07
  6. Step 6: Final answer
    x = 27,376.29

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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.