Home / 13,539.18-20,313.57-6,042.05

Finding the Fourth Proportional to 13,539.18, 20,313.57 and 6,042.05

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Solution

The fourth proportional to 13,539.18, 20,313.57 and 6,042.05 is: 9,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,539.18 : 20,313.57 = 6,042.05 : x
  2. Step 2: Convert to fraction form
    13,539.18/20,313.57 = 6,042.05/x
  3. Step 3: Cross multiply
    13,539.18x = 20,313.57 × 6,042.05
  4. Step 4: Simplify right side
    13,539.18x = 122,735,626.03
  5. Step 5: Solve for x
    x = 122,735,626.03/13,539.18
  6. Step 6: Final answer
    x = 9,065.22

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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.