Home / 35,869.48-49,498.21-19,955

Finding the Fourth Proportional to 35,869.48, 49,498.21 and 19,955

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Solution

The fourth proportional to 35,869.48, 49,498.21 and 19,955 is: 27,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,869.48 : 49,498.21 = 19,955 : x
  2. Step 2: Convert to fraction form
    35,869.48/49,498.21 = 19,955/x
  3. Step 3: Cross multiply
    35,869.48x = 49,498.21 × 19,955
  4. Step 4: Simplify right side
    35,869.48x = 987,736,780.55
  5. Step 5: Solve for x
    x = 987,736,780.55/35,869.48
  6. Step 6: Final answer
    x = 27,536.97

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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.