Home / 19,802.94-27,328.06-10,850.36

Finding the Fourth Proportional to 19,802.94, 27,328.06 and 10,850.36

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Solution

The fourth proportional to 19,802.94, 27,328.06 and 10,850.36 is: 14,973.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.94 : 27,328.06 = 10,850.36 : x
  2. Step 2: Convert to fraction form
    19,802.94/27,328.06 = 10,850.36/x
  3. Step 3: Cross multiply
    19,802.94x = 27,328.06 × 10,850.36
  4. Step 4: Simplify right side
    19,802.94x = 296,519,289.10
  5. Step 5: Solve for x
    x = 296,519,289.10/19,802.94
  6. Step 6: Final answer
    x = 14,973.50

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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.