Home / 37,230.36-51,380.22-21,314.46

Finding the Fourth Proportional to 37,230.36, 51,380.22 and 21,314.46

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Solution

The fourth proportional to 37,230.36, 51,380.22 and 21,314.46 is: 29,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,230.36 : 51,380.22 = 21,314.46 : x
  2. Step 2: Convert to fraction form
    37,230.36/51,380.22 = 21,314.46/x
  3. Step 3: Cross multiply
    37,230.36x = 51,380.22 × 21,314.46
  4. Step 4: Simplify right side
    37,230.36x = 1,095,141,643.98
  5. Step 5: Solve for x
    x = 1,095,141,643.98/37,230.36
  6. Step 6: Final answer
    x = 29,415.28

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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.