Home / 19,676.42-27,152.78-10,723.74

Finding the Fourth Proportional to 19,676.42, 27,152.78 and 10,723.74

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Solution

The fourth proportional to 19,676.42, 27,152.78 and 10,723.74 is: 14,798.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.42 : 27,152.78 = 10,723.74 : x
  2. Step 2: Convert to fraction form
    19,676.42/27,152.78 = 10,723.74/x
  3. Step 3: Cross multiply
    19,676.42x = 27,152.78 × 10,723.74
  4. Step 4: Simplify right side
    19,676.42x = 291,179,353.00
  5. Step 5: Solve for x
    x = 291,179,353.00/19,676.42
  6. Step 6: Final answer
    x = 14,798.39

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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.