Home / 19,833.48-27,370.98-10,881.30

Finding the Fourth Proportional to 19,833.48, 27,370.98 and 10,881.30

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Solution

The fourth proportional to 19,833.48, 27,370.98 and 10,881.30 is: 15,016.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.48 : 27,370.98 = 10,881.30 : x
  2. Step 2: Convert to fraction form
    19,833.48/27,370.98 = 10,881.30/x
  3. Step 3: Cross multiply
    19,833.48x = 27,370.98 × 10,881.30
  4. Step 4: Simplify right side
    19,833.48x = 297,831,844.67
  5. Step 5: Solve for x
    x = 297,831,844.67/19,833.48
  6. Step 6: Final answer
    x = 15,016.62

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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.