Home / 19,957.71-27,544.94-12,004.32

Finding the Fourth Proportional to 19,957.71, 27,544.94 and 12,004.32

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Solution

The fourth proportional to 19,957.71, 27,544.94 and 12,004.32 is: 16,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.71 : 27,544.94 = 12,004.32 : x
  2. Step 2: Convert to fraction form
    19,957.71/27,544.94 = 12,004.32/x
  3. Step 3: Cross multiply
    19,957.71x = 27,544.94 × 12,004.32
  4. Step 4: Simplify right side
    19,957.71x = 330,658,274.14
  5. Step 5: Solve for x
    x = 330,658,274.14/19,957.71
  6. Step 6: Final answer
    x = 16,567.95

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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.