Home / 18,888.06-26,066.94-11,334.72

Finding the Fourth Proportional to 18,888.06, 26,066.94 and 11,334.72

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Solution

The fourth proportional to 18,888.06, 26,066.94 and 11,334.72 is: 15,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,888.06 : 26,066.94 = 11,334.72 : x
  2. Step 2: Convert to fraction form
    18,888.06/26,066.94 = 11,334.72/x
  3. Step 3: Cross multiply
    18,888.06x = 26,066.94 × 11,334.72
  4. Step 4: Simplify right side
    18,888.06x = 295,461,466.16
  5. Step 5: Solve for x
    x = 295,461,466.16/18,888.06
  6. Step 6: Final answer
    x = 15,642.76

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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.