Home / 15,738.60-23,602.46-6,979.64

Finding the Fourth Proportional to 15,738.60, 23,602.46 and 6,979.64

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Solution

The fourth proportional to 15,738.60, 23,602.46 and 6,979.64 is: 10,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.60 : 23,602.46 = 6,979.64 : x
  2. Step 2: Convert to fraction form
    15,738.60/23,602.46 = 6,979.64/x
  3. Step 3: Cross multiply
    15,738.60x = 23,602.46 × 6,979.64
  4. Step 4: Simplify right side
    15,738.60x = 164,736,673.91
  5. Step 5: Solve for x
    x = 164,736,673.91/15,738.60
  6. Step 6: Final answer
    x = 10,467.05

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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.