Home / 19,963.84-27,541.20-11,575.48

Finding the Fourth Proportional to 19,963.84, 27,541.20 and 11,575.48

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Solution

The fourth proportional to 19,963.84, 27,541.20 and 11,575.48 is: 15,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.84 : 27,541.20 = 11,575.48 : x
  2. Step 2: Convert to fraction form
    19,963.84/27,541.20 = 11,575.48/x
  3. Step 3: Cross multiply
    19,963.84x = 27,541.20 × 11,575.48
  4. Step 4: Simplify right side
    19,963.84x = 318,802,609.78
  5. Step 5: Solve for x
    x = 318,802,609.78/19,963.84
  6. Step 6: Final answer
    x = 15,969.00

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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.