Home / 19,363.07-26,719.48-10,864.03

Finding the Fourth Proportional to 19,363.07, 26,719.48 and 10,864.03

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Solution

The fourth proportional to 19,363.07, 26,719.48 and 10,864.03 is: 14,991.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.07 : 26,719.48 = 10,864.03 : x
  2. Step 2: Convert to fraction form
    19,363.07/26,719.48 = 10,864.03/x
  3. Step 3: Cross multiply
    19,363.07x = 26,719.48 × 10,864.03
  4. Step 4: Simplify right side
    19,363.07x = 290,281,044.39
  5. Step 5: Solve for x
    x = 290,281,044.39/19,363.07
  6. Step 6: Final answer
    x = 14,991.48

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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.