Home / 40,960.64-56,507.41-33,438.05

Finding the Fourth Proportional to 40,960.64, 56,507.41 and 33,438.05

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Solution

The fourth proportional to 40,960.64, 56,507.41 and 33,438.05 is: 46,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,960.64 : 56,507.41 = 33,438.05 : x
  2. Step 2: Convert to fraction form
    40,960.64/56,507.41 = 33,438.05/x
  3. Step 3: Cross multiply
    40,960.64x = 56,507.41 × 33,438.05
  4. Step 4: Simplify right side
    40,960.64x = 1,889,497,600.95
  5. Step 5: Solve for x
    x = 1,889,497,600.95/40,960.64
  6. Step 6: Final answer
    x = 46,129.59

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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.