Home / 19,717.28-29,561.28-11,924.24

Finding the Fourth Proportional to 19,717.28, 29,561.28 and 11,924.24

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Solution

The fourth proportional to 19,717.28, 29,561.28 and 11,924.24 is: 17,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.28 : 29,561.28 = 11,924.24 : x
  2. Step 2: Convert to fraction form
    19,717.28/29,561.28 = 11,924.24/x
  3. Step 3: Cross multiply
    19,717.28x = 29,561.28 × 11,924.24
  4. Step 4: Simplify right side
    19,717.28x = 352,495,797.43
  5. Step 5: Solve for x
    x = 352,495,797.43/19,717.28
  6. Step 6: Final answer
    x = 17,877.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.