Home / 12,036.08-18,054.84-4,639.52

Finding the Fourth Proportional to 12,036.08, 18,054.84 and 4,639.52

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Solution

The fourth proportional to 12,036.08, 18,054.84 and 4,639.52 is: 6,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.08 : 18,054.84 = 4,639.52 : x
  2. Step 2: Convert to fraction form
    12,036.08/18,054.84 = 4,639.52/x
  3. Step 3: Cross multiply
    12,036.08x = 18,054.84 × 4,639.52
  4. Step 4: Simplify right side
    12,036.08x = 83,765,791.28
  5. Step 5: Solve for x
    x = 83,765,791.28/12,036.08
  6. Step 6: Final answer
    x = 6,959.56

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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.