Home / 19,827.34-27,364.75-12,274.94

Finding the Fourth Proportional to 19,827.34, 27,364.75 and 12,274.94

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Solution

The fourth proportional to 19,827.34, 27,364.75 and 12,274.94 is: 16,941.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.34 : 27,364.75 = 12,274.94 : x
  2. Step 2: Convert to fraction form
    19,827.34/27,364.75 = 12,274.94/x
  3. Step 3: Cross multiply
    19,827.34x = 27,364.75 × 12,274.94
  4. Step 4: Simplify right side
    19,827.34x = 335,900,664.37
  5. Step 5: Solve for x
    x = 335,900,664.37/19,827.34
  6. Step 6: Final answer
    x = 16,941.29

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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.