Home / 47,258.07-70,887.39-12,198.03

Finding the Fourth Proportional to 47,258.07, 70,887.39 and 12,198.03

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Solution

The fourth proportional to 47,258.07, 70,887.39 and 12,198.03 is: 18,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,258.07 : 70,887.39 = 12,198.03 : x
  2. Step 2: Convert to fraction form
    47,258.07/70,887.39 = 12,198.03/x
  3. Step 3: Cross multiply
    47,258.07x = 70,887.39 × 12,198.03
  4. Step 4: Simplify right side
    47,258.07x = 864,686,509.84
  5. Step 5: Solve for x
    x = 864,686,509.84/47,258.07
  6. Step 6: Final answer
    x = 18,297.12

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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.