Home / 37,699.74-52,010.73-21,781.26

Finding the Fourth Proportional to 37,699.74, 52,010.73 and 21,781.26

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Solution

The fourth proportional to 37,699.74, 52,010.73 and 21,781.26 is: 30,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,699.74 : 52,010.73 = 21,781.26 : x
  2. Step 2: Convert to fraction form
    37,699.74/52,010.73 = 21,781.26/x
  3. Step 3: Cross multiply
    37,699.74x = 52,010.73 × 21,781.26
  4. Step 4: Simplify right side
    37,699.74x = 1,132,859,232.92
  5. Step 5: Solve for x
    x = 1,132,859,232.92/37,699.74
  6. Step 6: Final answer
    x = 30,049.52

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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.