Home / 49,019.64-67,661.59-28,883.03

Finding the Fourth Proportional to 49,019.64, 67,661.59 and 28,883.03

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Solution

The fourth proportional to 49,019.64, 67,661.59 and 28,883.03 is: 39,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,019.64 : 67,661.59 = 28,883.03 : x
  2. Step 2: Convert to fraction form
    49,019.64/67,661.59 = 28,883.03/x
  3. Step 3: Cross multiply
    49,019.64x = 67,661.59 × 28,883.03
  4. Step 4: Simplify right side
    49,019.64x = 1,954,271,733.82
  5. Step 5: Solve for x
    x = 1,954,271,733.82/49,019.64
  6. Step 6: Final answer
    x = 39,867.12

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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.