Home / 19,828.48-27,364.06-10,876.36

Finding the Fourth Proportional to 19,828.48, 27,364.06 and 10,876.36

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Solution

The fourth proportional to 19,828.48, 27,364.06 and 10,876.36 is: 15,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.48 : 27,364.06 = 10,876.36 : x
  2. Step 2: Convert to fraction form
    19,828.48/27,364.06 = 10,876.36/x
  3. Step 3: Cross multiply
    19,828.48x = 27,364.06 × 10,876.36
  4. Step 4: Simplify right side
    19,828.48x = 297,621,298.99
  5. Step 5: Solve for x
    x = 297,621,298.99/19,828.48
  6. Step 6: Final answer
    x = 15,009.79

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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.