Home / 19,802.96-27,328.56-11,304.92

Finding the Fourth Proportional to 19,802.96, 27,328.56 and 11,304.92

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Solution

The fourth proportional to 19,802.96, 27,328.56 and 11,304.92 is: 15,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.96 : 27,328.56 = 11,304.92 : x
  2. Step 2: Convert to fraction form
    19,802.96/27,328.56 = 11,304.92/x
  3. Step 3: Cross multiply
    19,802.96x = 27,328.56 × 11,304.92
  4. Step 4: Simplify right side
    19,802.96x = 308,947,184.52
  5. Step 5: Solve for x
    x = 308,947,184.52/19,802.96
  6. Step 6: Final answer
    x = 15,601.06

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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.