Home / 19,866.41-27,416.13-10,914.50

Finding the Fourth Proportional to 19,866.41, 27,416.13 and 10,914.50

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Solution

The fourth proportional to 19,866.41, 27,416.13 and 10,914.50 is: 15,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,866.41 : 27,416.13 = 10,914.50 : x
  2. Step 2: Convert to fraction form
    19,866.41/27,416.13 = 10,914.50/x
  3. Step 3: Cross multiply
    19,866.41x = 27,416.13 × 10,914.50
  4. Step 4: Simplify right side
    19,866.41x = 299,233,350.89
  5. Step 5: Solve for x
    x = 299,233,350.89/19,866.41
  6. Step 6: Final answer
    x = 15,062.28

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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.