Home / 56,832.55-85,301.40-28,772.32

Finding the Fourth Proportional to 56,832.55, 85,301.40 and 28,772.32

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Solution

The fourth proportional to 56,832.55, 85,301.40 and 28,772.32 is: 43,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,832.55 : 85,301.40 = 28,772.32 : x
  2. Step 2: Convert to fraction form
    56,832.55/85,301.40 = 28,772.32/x
  3. Step 3: Cross multiply
    56,832.55x = 85,301.40 × 28,772.32
  4. Step 4: Simplify right side
    56,832.55x = 2,454,318,750.74
  5. Step 5: Solve for x
    x = 2,454,318,750.74/56,832.55
  6. Step 6: Final answer
    x = 43,185.09

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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.