Home / 40,629.60-56,074.14-22,728.32

Finding the Fourth Proportional to 40,629.60, 56,074.14 and 22,728.32

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Solution

The fourth proportional to 40,629.60, 56,074.14 and 22,728.32 is: 31,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,629.60 : 56,074.14 = 22,728.32 : x
  2. Step 2: Convert to fraction form
    40,629.60/56,074.14 = 22,728.32/x
  3. Step 3: Cross multiply
    40,629.60x = 56,074.14 × 22,728.32
  4. Step 4: Simplify right side
    40,629.60x = 1,274,470,997.64
  5. Step 5: Solve for x
    x = 1,274,470,997.64/40,629.60
  6. Step 6: Final answer
    x = 31,368.04

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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.