Home / 12,055.54-18,077.64-4,663.48

Finding the Fourth Proportional to 12,055.54, 18,077.64 and 4,663.48

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Solution

The fourth proportional to 12,055.54, 18,077.64 and 4,663.48 is: 6,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.54 : 18,077.64 = 4,663.48 : x
  2. Step 2: Convert to fraction form
    12,055.54/18,077.64 = 4,663.48/x
  3. Step 3: Cross multiply
    12,055.54x = 18,077.64 × 4,663.48
  4. Step 4: Simplify right side
    12,055.54x = 84,304,712.59
  5. Step 5: Solve for x
    x = 84,304,712.59/12,055.54
  6. Step 6: Final answer
    x = 6,993.03

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1.5x scale

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.