Home / 14,106.28-19,467.14-7,818.92

Finding the Fourth Proportional to 14,106.28, 19,467.14 and 7,818.92

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Solution

The fourth proportional to 14,106.28, 19,467.14 and 7,818.92 is: 10,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.28 : 19,467.14 = 7,818.92 : x
  2. Step 2: Convert to fraction form
    14,106.28/19,467.14 = 7,818.92/x
  3. Step 3: Cross multiply
    14,106.28x = 19,467.14 × 7,818.92
  4. Step 4: Simplify right side
    14,106.28x = 152,212,010.29
  5. Step 5: Solve for x
    x = 152,212,010.29/14,106.28
  6. Step 6: Final answer
    x = 10,790.37

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Double scale
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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.