Home / 30,612.27-45,918.41-9,837.39

Finding the Fourth Proportional to 30,612.27, 45,918.41 and 9,837.39

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Solution

The fourth proportional to 30,612.27, 45,918.41 and 9,837.39 is: 14,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,612.27 : 45,918.41 = 9,837.39 : x
  2. Step 2: Convert to fraction form
    30,612.27/45,918.41 = 9,837.39/x
  3. Step 3: Cross multiply
    30,612.27x = 45,918.41 × 9,837.39
  4. Step 4: Simplify right side
    30,612.27x = 451,717,258.16
  5. Step 5: Solve for x
    x = 451,717,258.16/30,612.27
  6. Step 6: Final answer
    x = 14,756.09

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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.