Home / 15,643.94-23,465.66-3,797.81

Finding the Fourth Proportional to 15,643.94, 23,465.66 and 3,797.81

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Solution

The fourth proportional to 15,643.94, 23,465.66 and 3,797.81 is: 5,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.94 : 23,465.66 = 3,797.81 : x
  2. Step 2: Convert to fraction form
    15,643.94/23,465.66 = 3,797.81/x
  3. Step 3: Cross multiply
    15,643.94x = 23,465.66 × 3,797.81
  4. Step 4: Simplify right side
    15,643.94x = 89,118,050.05
  5. Step 5: Solve for x
    x = 89,118,050.05/15,643.94
  6. Step 6: Final answer
    x = 5,696.65

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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.