Home / 13,134.96-19,706.07-7,295.67

Finding the Fourth Proportional to 13,134.96, 19,706.07 and 7,295.67

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Solution

The fourth proportional to 13,134.96, 19,706.07 and 7,295.67 is: 10,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.96 : 19,706.07 = 7,295.67 : x
  2. Step 2: Convert to fraction form
    13,134.96/19,706.07 = 7,295.67/x
  3. Step 3: Cross multiply
    13,134.96x = 19,706.07 × 7,295.67
  4. Step 4: Simplify right side
    13,134.96x = 143,768,983.72
  5. Step 5: Solve for x
    x = 143,768,983.72/13,134.96
  6. Step 6: Final answer
    x = 10,945.52

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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.