Home / 40,716.64-56,190.06-22,811.25

Finding the Fourth Proportional to 40,716.64, 56,190.06 and 22,811.25

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Solution

The fourth proportional to 40,716.64, 56,190.06 and 22,811.25 is: 31,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,716.64 : 56,190.06 = 22,811.25 : x
  2. Step 2: Convert to fraction form
    40,716.64/56,190.06 = 22,811.25/x
  3. Step 3: Cross multiply
    40,716.64x = 56,190.06 × 22,811.25
  4. Step 4: Simplify right side
    40,716.64x = 1,281,765,392.12
  5. Step 5: Solve for x
    x = 1,281,765,392.12/40,716.64
  6. Step 6: Final answer
    x = 31,480.14

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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.