Home / 19,957.06-27,517.35-14,912.38

Finding the Fourth Proportional to 19,957.06, 27,517.35 and 14,912.38

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Solution

The fourth proportional to 19,957.06, 27,517.35 and 14,912.38 is: 20,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.06 : 27,517.35 = 14,912.38 : x
  2. Step 2: Convert to fraction form
    19,957.06/27,517.35 = 14,912.38/x
  3. Step 3: Cross multiply
    19,957.06x = 27,517.35 × 14,912.38
  4. Step 4: Simplify right side
    19,957.06x = 410,349,179.79
  5. Step 5: Solve for x
    x = 410,349,179.79/19,957.06
  6. Step 6: Final answer
    x = 20,561.60

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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.