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Finding the Fourth Proportional to 56,375.58, 84,568.96 and 20,846.22

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Solution

The fourth proportional to 56,375.58, 84,568.96 and 20,846.22 is: 31,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,375.58 : 84,568.96 = 20,846.22 : x
  2. Step 2: Convert to fraction form
    56,375.58/84,568.96 = 20,846.22/x
  3. Step 3: Cross multiply
    56,375.58x = 84,568.96 × 20,846.22
  4. Step 4: Simplify right side
    56,375.58x = 1,762,943,145.33
  5. Step 5: Solve for x
    x = 1,762,943,145.33/56,375.58
  6. Step 6: Final answer
    x = 31,271.40

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1.5x scale

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.