Home / 49,629.26-68,488.20-28,406.25

Finding the Fourth Proportional to 49,629.26, 68,488.20 and 28,406.25

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Solution

The fourth proportional to 49,629.26, 68,488.20 and 28,406.25 is: 39,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,629.26 : 68,488.20 = 28,406.25 : x
  2. Step 2: Convert to fraction form
    49,629.26/68,488.20 = 28,406.25/x
  3. Step 3: Cross multiply
    49,629.26x = 68,488.20 × 28,406.25
  4. Step 4: Simplify right side
    49,629.26x = 1,945,492,931.25
  5. Step 5: Solve for x
    x = 1,945,492,931.25/49,629.26
  6. Step 6: Final answer
    x = 39,200.52

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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.