Home / 56,785.62-85,188.72-23,487.60

Finding the Fourth Proportional to 56,785.62, 85,188.72 and 23,487.60

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Solution

The fourth proportional to 56,785.62, 85,188.72 and 23,487.60 is: 35,235.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785.62 : 85,188.72 = 23,487.60 : x
  2. Step 2: Convert to fraction form
    56,785.62/85,188.72 = 23,487.60/x
  3. Step 3: Cross multiply
    56,785.62x = 85,188.72 × 23,487.60
  4. Step 4: Simplify right side
    56,785.62x = 2,000,878,579.87
  5. Step 5: Solve for x
    x = 2,000,878,579.87/56,785.62
  6. Step 6: Final answer
    x = 35,235.66

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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.