Home / 53,233.44-73,467.30-39,781.35

Finding the Fourth Proportional to 53,233.44, 73,467.30 and 39,781.35

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Solution

The fourth proportional to 53,233.44, 73,467.30 and 39,781.35 is: 54,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,233.44 : 73,467.30 = 39,781.35 : x
  2. Step 2: Convert to fraction form
    53,233.44/73,467.30 = 39,781.35/x
  3. Step 3: Cross multiply
    53,233.44x = 73,467.30 × 39,781.35
  4. Step 4: Simplify right side
    53,233.44x = 2,922,628,374.86
  5. Step 5: Solve for x
    x = 2,922,628,374.86/53,233.44
  6. Step 6: Final answer
    x = 54,902.11

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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.