Home / 13,536.36-20,306.45-4,177.14

Finding the Fourth Proportional to 13,536.36, 20,306.45 and 4,177.14

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Solution

The fourth proportional to 13,536.36, 20,306.45 and 4,177.14 is: 6,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.36 : 20,306.45 = 4,177.14 : x
  2. Step 2: Convert to fraction form
    13,536.36/20,306.45 = 4,177.14/x
  3. Step 3: Cross multiply
    13,536.36x = 20,306.45 × 4,177.14
  4. Step 4: Simplify right side
    13,536.36x = 84,822,863.67
  5. Step 5: Solve for x
    x = 84,822,863.67/13,536.36
  6. Step 6: Final answer
    x = 6,266.30

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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.