Home / 19,859.86-27,406.65-10,907.97

Finding the Fourth Proportional to 19,859.86, 27,406.65 and 10,907.97

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Solution

The fourth proportional to 19,859.86, 27,406.65 and 10,907.97 is: 15,053.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.86 : 27,406.65 = 10,907.97 : x
  2. Step 2: Convert to fraction form
    19,859.86/27,406.65 = 10,907.97/x
  3. Step 3: Cross multiply
    19,859.86x = 27,406.65 × 10,907.97
  4. Step 4: Simplify right side
    19,859.86x = 298,950,916.00
  5. Step 5: Solve for x
    x = 298,950,916.00/19,859.86
  6. Step 6: Final answer
    x = 15,053.02

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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.