Home / 56,736.08-85,104.21-23,419.56

Finding the Fourth Proportional to 56,736.08, 85,104.21 and 23,419.56

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Solution

The fourth proportional to 56,736.08, 85,104.21 and 23,419.56 is: 35,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736.08 : 85,104.21 = 23,419.56 : x
  2. Step 2: Convert to fraction form
    56,736.08/85,104.21 = 23,419.56/x
  3. Step 3: Cross multiply
    56,736.08x = 85,104.21 × 23,419.56
  4. Step 4: Simplify right side
    56,736.08x = 1,993,103,152.35
  5. Step 5: Solve for x
    x = 1,993,103,152.35/56,736.08
  6. Step 6: Final answer
    x = 35,129.38

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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.