Home / 13,337.19-19,993.32-6,755.67

Finding the Fourth Proportional to 13,337.19, 19,993.32 and 6,755.67

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Solution

The fourth proportional to 13,337.19, 19,993.32 and 6,755.67 is: 10,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.19 : 19,993.32 = 6,755.67 : x
  2. Step 2: Convert to fraction form
    13,337.19/19,993.32 = 6,755.67/x
  3. Step 3: Cross multiply
    13,337.19x = 19,993.32 × 6,755.67
  4. Step 4: Simplify right side
    13,337.19x = 135,068,272.12
  5. Step 5: Solve for x
    x = 135,068,272.12/13,337.19
  6. Step 6: Final answer
    x = 10,127.19

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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.