Home / 13,341.83-18,401.33-9,459.44

Finding the Fourth Proportional to 13,341.83, 18,401.33 and 9,459.44

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Solution

The fourth proportional to 13,341.83, 18,401.33 and 9,459.44 is: 13,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.83 : 18,401.33 = 9,459.44 : x
  2. Step 2: Convert to fraction form
    13,341.83/18,401.33 = 9,459.44/x
  3. Step 3: Cross multiply
    13,341.83x = 18,401.33 × 9,459.44
  4. Step 4: Simplify right side
    13,341.83x = 174,066,137.75
  5. Step 5: Solve for x
    x = 174,066,137.75/13,341.83
  6. Step 6: Final answer
    x = 13,046.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.