Home / 12,606.06-18,880.32-6,036.90

Finding the Fourth Proportional to 12,606.06, 18,880.32 and 6,036.90

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Solution

The fourth proportional to 12,606.06, 18,880.32 and 6,036.90 is: 9,041.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.06 : 18,880.32 = 6,036.90 : x
  2. Step 2: Convert to fraction form
    12,606.06/18,880.32 = 6,036.90/x
  3. Step 3: Cross multiply
    12,606.06x = 18,880.32 × 6,036.90
  4. Step 4: Simplify right side
    12,606.06x = 113,978,603.81
  5. Step 5: Solve for x
    x = 113,978,603.81/12,606.06
  6. Step 6: Final answer
    x = 9,041.57

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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.