Home / 12,867.63-19,303.62-4,433.81

Finding the Fourth Proportional to 12,867.63, 19,303.62 and 4,433.81

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Solution

The fourth proportional to 12,867.63, 19,303.62 and 4,433.81 is: 6,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867.63 : 19,303.62 = 4,433.81 : x
  2. Step 2: Convert to fraction form
    12,867.63/19,303.62 = 4,433.81/x
  3. Step 3: Cross multiply
    12,867.63x = 19,303.62 × 4,433.81
  4. Step 4: Simplify right side
    12,867.63x = 85,588,470.25
  5. Step 5: Solve for x
    x = 85,588,470.25/12,867.63
  6. Step 6: Final answer
    x = 6,651.46

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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.