Home / 25,390.64-35,039.44-14,629.56

Finding the Fourth Proportional to 25,390.64, 35,039.44 and 14,629.56

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Solution

The fourth proportional to 25,390.64, 35,039.44 and 14,629.56 is: 20,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390.64 : 35,039.44 = 14,629.56 : x
  2. Step 2: Convert to fraction form
    25,390.64/35,039.44 = 14,629.56/x
  3. Step 3: Cross multiply
    25,390.64x = 35,039.44 × 14,629.56
  4. Step 4: Simplify right side
    25,390.64x = 512,611,589.85
  5. Step 5: Solve for x
    x = 512,611,589.85/25,390.64
  6. Step 6: Final answer
    x = 20,189.00

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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.