Home / 13,295.40-19,944.12-3,434.67

Finding the Fourth Proportional to 13,295.40, 19,944.12 and 3,434.67

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Solution

The fourth proportional to 13,295.40, 19,944.12 and 3,434.67 is: 5,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.40 : 19,944.12 = 3,434.67 : x
  2. Step 2: Convert to fraction form
    13,295.40/19,944.12 = 3,434.67/x
  3. Step 3: Cross multiply
    13,295.40x = 19,944.12 × 3,434.67
  4. Step 4: Simplify right side
    13,295.40x = 68,501,470.64
  5. Step 5: Solve for x
    x = 68,501,470.64/13,295.40
  6. Step 6: Final answer
    x = 5,152.27

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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.