Home / 13,676.21-20,557.14-9,026.11

Finding the Fourth Proportional to 13,676.21, 20,557.14 and 9,026.11

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Solution

The fourth proportional to 13,676.21, 20,557.14 and 9,026.11 is: 13,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676.21 : 20,557.14 = 9,026.11 : x
  2. Step 2: Convert to fraction form
    13,676.21/20,557.14 = 9,026.11/x
  3. Step 3: Cross multiply
    13,676.21x = 20,557.14 × 9,026.11
  4. Step 4: Simplify right side
    13,676.21x = 185,550,904.14
  5. Step 5: Solve for x
    x = 185,550,904.14/13,676.21
  6. Step 6: Final answer
    x = 13,567.42

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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.