Home / 49,629.16-68,488.86-28,407.88

Finding the Fourth Proportional to 49,629.16, 68,488.86 and 28,407.88

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Solution

The fourth proportional to 49,629.16, 68,488.86 and 28,407.88 is: 39,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,629.16 : 68,488.86 = 28,407.88 : x
  2. Step 2: Convert to fraction form
    49,629.16/68,488.86 = 28,407.88/x
  3. Step 3: Cross multiply
    49,629.16x = 68,488.86 × 28,407.88
  4. Step 4: Simplify right side
    49,629.16x = 1,945,623,316.22
  5. Step 5: Solve for x
    x = 1,945,623,316.22/49,629.16
  6. Step 6: Final answer
    x = 39,203.23

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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.