Home / 13,798.26-20,699.46-6,403.48

Finding the Fourth Proportional to 13,798.26, 20,699.46 and 6,403.48

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Solution

The fourth proportional to 13,798.26, 20,699.46 and 6,403.48 is: 9,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.26 : 20,699.46 = 6,403.48 : x
  2. Step 2: Convert to fraction form
    13,798.26/20,699.46 = 6,403.48/x
  3. Step 3: Cross multiply
    13,798.26x = 20,699.46 × 6,403.48
  4. Step 4: Simplify right side
    13,798.26x = 132,548,526.37
  5. Step 5: Solve for x
    x = 132,548,526.37/13,798.26
  6. Step 6: Final answer
    x = 9,606.18

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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.