Home / 13,303.08-19,954.49-3,943.17

Finding the Fourth Proportional to 13,303.08, 19,954.49 and 3,943.17

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Solution

The fourth proportional to 13,303.08, 19,954.49 and 3,943.17 is: 5,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.08 : 19,954.49 = 3,943.17 : x
  2. Step 2: Convert to fraction form
    13,303.08/19,954.49 = 3,943.17/x
  3. Step 3: Cross multiply
    13,303.08x = 19,954.49 × 3,943.17
  4. Step 4: Simplify right side
    13,303.08x = 78,683,926.62
  5. Step 5: Solve for x
    x = 78,683,926.62/13,303.08
  6. Step 6: Final answer
    x = 5,914.71

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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.