Home / 13,133.71-19,697.38-4,367.49

Finding the Fourth Proportional to 13,133.71, 19,697.38 and 4,367.49

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Solution

The fourth proportional to 13,133.71, 19,697.38 and 4,367.49 is: 6,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.71 : 19,697.38 = 4,367.49 : x
  2. Step 2: Convert to fraction form
    13,133.71/19,697.38 = 4,367.49/x
  3. Step 3: Cross multiply
    13,133.71x = 19,697.38 × 4,367.49
  4. Step 4: Simplify right side
    13,133.71x = 86,028,025.39
  5. Step 5: Solve for x
    x = 86,028,025.39/13,133.71
  6. Step 6: Final answer
    x = 6,550.17

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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.