Home / 40,515.64-55,907.94-25,403.47

Finding the Fourth Proportional to 40,515.64, 55,907.94 and 25,403.47

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Solution

The fourth proportional to 40,515.64, 55,907.94 and 25,403.47 is: 35,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.64 : 55,907.94 = 25,403.47 : x
  2. Step 2: Convert to fraction form
    40,515.64/55,907.94 = 25,403.47/x
  3. Step 3: Cross multiply
    40,515.64x = 55,907.94 × 25,403.47
  4. Step 4: Simplify right side
    40,515.64x = 1,420,255,676.55
  5. Step 5: Solve for x
    x = 1,420,255,676.55/40,515.64
  6. Step 6: Final answer
    x = 35,054.50

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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.