Home / 14,097.65-21,139.72-4,735.07

Finding the Fourth Proportional to 14,097.65, 21,139.72 and 4,735.07

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Solution

The fourth proportional to 14,097.65, 21,139.72 and 4,735.07 is: 7,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.65 : 21,139.72 = 4,735.07 : x
  2. Step 2: Convert to fraction form
    14,097.65/21,139.72 = 4,735.07/x
  3. Step 3: Cross multiply
    14,097.65x = 21,139.72 × 4,735.07
  4. Step 4: Simplify right side
    14,097.65x = 100,097,936.44
  5. Step 5: Solve for x
    x = 100,097,936.44/14,097.65
  6. Step 6: Final answer
    x = 7,100.33

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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.