Home / 13,943.08-19,237.71-8,273.11

Finding the Fourth Proportional to 13,943.08, 19,237.71 and 8,273.11

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Solution

The fourth proportional to 13,943.08, 19,237.71 and 8,273.11 is: 11,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.08 : 19,237.71 = 8,273.11 : x
  2. Step 2: Convert to fraction form
    13,943.08/19,237.71 = 8,273.11/x
  3. Step 3: Cross multiply
    13,943.08x = 19,237.71 × 8,273.11
  4. Step 4: Simplify right side
    13,943.08x = 159,155,690.98
  5. Step 5: Solve for x
    x = 159,155,690.98/13,943.08
  6. Step 6: Final answer
    x = 11,414.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.