Home / 20,096.44-27,746.10-12,929.56

Finding the Fourth Proportional to 20,096.44, 27,746.10 and 12,929.56

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Solution

The fourth proportional to 20,096.44, 27,746.10 and 12,929.56 is: 17,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.44 : 27,746.10 = 12,929.56 : x
  2. Step 2: Convert to fraction form
    20,096.44/27,746.10 = 12,929.56/x
  3. Step 3: Cross multiply
    20,096.44x = 27,746.10 × 12,929.56
  4. Step 4: Simplify right side
    20,096.44x = 358,744,864.72
  5. Step 5: Solve for x
    x = 358,744,864.72/20,096.44
  6. Step 6: Final answer
    x = 17,851.16

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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.