Home / 13,341.99-18,412.29-7,373.73

Finding the Fourth Proportional to 13,341.99, 18,412.29 and 7,373.73

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Solution

The fourth proportional to 13,341.99, 18,412.29 and 7,373.73 is: 10,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.99 : 18,412.29 = 7,373.73 : x
  2. Step 2: Convert to fraction form
    13,341.99/18,412.29 = 7,373.73/x
  3. Step 3: Cross multiply
    13,341.99x = 18,412.29 × 7,373.73
  4. Step 4: Simplify right side
    13,341.99x = 135,767,255.14
  5. Step 5: Solve for x
    x = 135,767,255.14/13,341.99
  6. Step 6: Final answer
    x = 10,175.94

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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.