Home / 18,504.48-25,536.40-10,950.60

Finding the Fourth Proportional to 18,504.48, 25,536.40 and 10,950.60

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Solution

The fourth proportional to 18,504.48, 25,536.40 and 10,950.60 is: 15,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.48 : 25,536.40 = 10,950.60 : x
  2. Step 2: Convert to fraction form
    18,504.48/25,536.40 = 10,950.60/x
  3. Step 3: Cross multiply
    18,504.48x = 25,536.40 × 10,950.60
  4. Step 4: Simplify right side
    18,504.48x = 279,638,901.84
  5. Step 5: Solve for x
    x = 279,638,901.84/18,504.48
  6. Step 6: Final answer
    x = 15,111.96

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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.