Home / 57,510.63-86,268.33-20,074.41

Finding the Fourth Proportional to 57,510.63, 86,268.33 and 20,074.41

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Solution

The fourth proportional to 57,510.63, 86,268.33 and 20,074.41 is: 30,112.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,510.63 : 86,268.33 = 20,074.41 : x
  2. Step 2: Convert to fraction form
    57,510.63/86,268.33 = 20,074.41/x
  3. Step 3: Cross multiply
    57,510.63x = 86,268.33 × 20,074.41
  4. Step 4: Simplify right side
    57,510.63x = 1,731,785,826.44
  5. Step 5: Solve for x
    x = 1,731,785,826.44/57,510.63
  6. Step 6: Final answer
    x = 30,112.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.