Home / 16,729.28-25,093.96-5,643.75

Finding the Fourth Proportional to 16,729.28, 25,093.96 and 5,643.75

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Solution

The fourth proportional to 16,729.28, 25,093.96 and 5,643.75 is: 8,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.28 : 25,093.96 = 5,643.75 : x
  2. Step 2: Convert to fraction form
    16,729.28/25,093.96 = 5,643.75/x
  3. Step 3: Cross multiply
    16,729.28x = 25,093.96 × 5,643.75
  4. Step 4: Simplify right side
    16,729.28x = 141,624,036.75
  5. Step 5: Solve for x
    x = 141,624,036.75/16,729.28
  6. Step 6: Final answer
    x = 8,465.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.