Home / 13,536.26-18,673.20-9,060.20

Finding the Fourth Proportional to 13,536.26, 18,673.20 and 9,060.20

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Solution

The fourth proportional to 13,536.26, 18,673.20 and 9,060.20 is: 12,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.26 : 18,673.20 = 9,060.20 : x
  2. Step 2: Convert to fraction form
    13,536.26/18,673.20 = 9,060.20/x
  3. Step 3: Cross multiply
    13,536.26x = 18,673.20 × 9,060.20
  4. Step 4: Simplify right side
    13,536.26x = 169,182,926.64
  5. Step 5: Solve for x
    x = 169,182,926.64/13,536.26
  6. Step 6: Final answer
    x = 12,498.50

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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.