Home / 23,120.36-31,908.46-14,173.82

Finding the Fourth Proportional to 23,120.36, 31,908.46 and 14,173.82

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Solution

The fourth proportional to 23,120.36, 31,908.46 and 14,173.82 is: 19,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.36 : 31,908.46 = 14,173.82 : x
  2. Step 2: Convert to fraction form
    23,120.36/31,908.46 = 14,173.82/x
  3. Step 3: Cross multiply
    23,120.36x = 31,908.46 × 14,173.82
  4. Step 4: Simplify right side
    23,120.36x = 452,264,768.52
  5. Step 5: Solve for x
    x = 452,264,768.52/23,120.36
  6. Step 6: Final answer
    x = 19,561.32

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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.