Home / 37,054.88-51,126.18-21,947.84

Finding the Fourth Proportional to 37,054.88, 51,126.18 and 21,947.84

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Solution

The fourth proportional to 37,054.88, 51,126.18 and 21,947.84 is: 30,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,054.88 : 51,126.18 = 21,947.84 : x
  2. Step 2: Convert to fraction form
    37,054.88/51,126.18 = 21,947.84/x
  3. Step 3: Cross multiply
    37,054.88x = 51,126.18 × 21,947.84
  4. Step 4: Simplify right side
    37,054.88x = 1,122,109,218.45
  5. Step 5: Solve for x
    x = 1,122,109,218.45/37,054.88
  6. Step 6: Final answer
    x = 30,282.36

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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.