Home / 22,144.21-30,541.73-14,187.18

Finding the Fourth Proportional to 22,144.21, 30,541.73 and 14,187.18

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Solution

The fourth proportional to 22,144.21, 30,541.73 and 14,187.18 is: 19,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.21 : 30,541.73 = 14,187.18 : x
  2. Step 2: Convert to fraction form
    22,144.21/30,541.73 = 14,187.18/x
  3. Step 3: Cross multiply
    22,144.21x = 30,541.73 × 14,187.18
  4. Step 4: Simplify right side
    22,144.21x = 433,301,021.02
  5. Step 5: Solve for x
    x = 433,301,021.02/22,144.21
  6. Step 6: Final answer
    x = 19,567.24

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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.