Home / 18,450.01-25,461.05-10,066.51

Finding the Fourth Proportional to 18,450.01, 25,461.05 and 10,066.51

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Solution

The fourth proportional to 18,450.01, 25,461.05 and 10,066.51 is: 13,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.01 : 25,461.05 = 10,066.51 : x
  2. Step 2: Convert to fraction form
    18,450.01/25,461.05 = 10,066.51/x
  3. Step 3: Cross multiply
    18,450.01x = 25,461.05 × 10,066.51
  4. Step 4: Simplify right side
    18,450.01x = 256,303,914.44
  5. Step 5: Solve for x
    x = 256,303,914.44/18,450.01
  6. Step 6: Final answer
    x = 13,891.80

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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.