Home / 18,450.58-27,681.18-9,093.40

Finding the Fourth Proportional to 18,450.58, 27,681.18 and 9,093.40

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Solution

The fourth proportional to 18,450.58, 27,681.18 and 9,093.40 is: 13,642.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.58 : 27,681.18 = 9,093.40 : x
  2. Step 2: Convert to fraction form
    18,450.58/27,681.18 = 9,093.40/x
  3. Step 3: Cross multiply
    18,450.58x = 27,681.18 × 9,093.40
  4. Step 4: Simplify right side
    18,450.58x = 251,716,042.21
  5. Step 5: Solve for x
    x = 251,716,042.21/18,450.58
  6. Step 6: Final answer
    x = 13,642.72

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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.