Home / 37,431.79-51,664.53-21,525.41

Finding the Fourth Proportional to 37,431.79, 51,664.53 and 21,525.41

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Solution

The fourth proportional to 37,431.79, 51,664.53 and 21,525.41 is: 29,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431.79 : 51,664.53 = 21,525.41 : x
  2. Step 2: Convert to fraction form
    37,431.79/51,664.53 = 21,525.41/x
  3. Step 3: Cross multiply
    37,431.79x = 51,664.53 × 21,525.41
  4. Step 4: Simplify right side
    37,431.79x = 1,112,100,400.59
  5. Step 5: Solve for x
    x = 1,112,100,400.59/37,431.79
  6. Step 6: Final answer
    x = 29,710.05

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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.