Home / 40,300.64-55,621.48-33,575.60

Finding the Fourth Proportional to 40,300.64, 55,621.48 and 33,575.60

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Solution

The fourth proportional to 40,300.64, 55,621.48 and 33,575.60 is: 46,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.64 : 55,621.48 = 33,575.60 : x
  2. Step 2: Convert to fraction form
    40,300.64/55,621.48 = 33,575.60/x
  3. Step 3: Cross multiply
    40,300.64x = 55,621.48 × 33,575.60
  4. Step 4: Simplify right side
    40,300.64x = 1,867,524,563.89
  5. Step 5: Solve for x
    x = 1,867,524,563.89/40,300.64
  6. Step 6: Final answer
    x = 46,339.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.