Home / 19,828.94-27,364.10-10,876.37

Finding the Fourth Proportional to 19,828.94, 27,364.10 and 10,876.37

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Solution

The fourth proportional to 19,828.94, 27,364.10 and 10,876.37 is: 15,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.94 : 27,364.10 = 10,876.37 : x
  2. Step 2: Convert to fraction form
    19,828.94/27,364.10 = 10,876.37/x
  3. Step 3: Cross multiply
    19,828.94x = 27,364.10 × 10,876.37
  4. Step 4: Simplify right side
    19,828.94x = 297,621,885.11
  5. Step 5: Solve for x
    x = 297,621,885.11/19,828.94
  6. Step 6: Final answer
    x = 15,009.47

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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.