Home / 14,090.06-21,135.33-5,329.10

Finding the Fourth Proportional to 14,090.06, 21,135.33 and 5,329.10

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Solution

The fourth proportional to 14,090.06, 21,135.33 and 5,329.10 is: 7,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.06 : 21,135.33 = 5,329.10 : x
  2. Step 2: Convert to fraction form
    14,090.06/21,135.33 = 5,329.10/x
  3. Step 3: Cross multiply
    14,090.06x = 21,135.33 × 5,329.10
  4. Step 4: Simplify right side
    14,090.06x = 112,632,287.10
  5. Step 5: Solve for x
    x = 112,632,287.10/14,090.06
  6. Step 6: Final answer
    x = 7,993.74

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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.