Home / 13,534.63-20,301.94-6,603.19

Finding the Fourth Proportional to 13,534.63, 20,301.94 and 6,603.19

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Solution

The fourth proportional to 13,534.63, 20,301.94 and 6,603.19 is: 9,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.63 : 20,301.94 = 6,603.19 : x
  2. Step 2: Convert to fraction form
    13,534.63/20,301.94 = 6,603.19/x
  3. Step 3: Cross multiply
    13,534.63x = 20,301.94 × 6,603.19
  4. Step 4: Simplify right side
    13,534.63x = 134,057,524.69
  5. Step 5: Solve for x
    x = 134,057,524.69/13,534.63
  6. Step 6: Final answer
    x = 9,904.78

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Similar ratio
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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.