Home / 35,395.56-48,852.14-21,249.31

Finding the Fourth Proportional to 35,395.56, 48,852.14 and 21,249.31

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Solution

The fourth proportional to 35,395.56, 48,852.14 and 21,249.31 is: 29,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.56 : 48,852.14 = 21,249.31 : x
  2. Step 2: Convert to fraction form
    35,395.56/48,852.14 = 21,249.31/x
  3. Step 3: Cross multiply
    35,395.56x = 48,852.14 × 21,249.31
  4. Step 4: Simplify right side
    35,395.56x = 1,038,074,267.02
  5. Step 5: Solve for x
    x = 1,038,074,267.02/35,395.56
  6. Step 6: Final answer
    x = 29,327.81

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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.