Home / 35,814.60-49,422.68-19,900.06

Finding the Fourth Proportional to 35,814.60, 49,422.68 and 19,900.06

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Solution

The fourth proportional to 35,814.60, 49,422.68 and 19,900.06 is: 27,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,814.60 : 49,422.68 = 19,900.06 : x
  2. Step 2: Convert to fraction form
    35,814.60/49,422.68 = 19,900.06/x
  3. Step 3: Cross multiply
    35,814.60x = 49,422.68 × 19,900.06
  4. Step 4: Simplify right side
    35,814.60x = 983,514,297.36
  5. Step 5: Solve for x
    x = 983,514,297.36/35,814.60
  6. Step 6: Final answer
    x = 27,461.27

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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.