Home / 38,979.09-58,464.99-10,901.66

Finding the Fourth Proportional to 38,979.09, 58,464.99 and 10,901.66

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Solution

The fourth proportional to 38,979.09, 58,464.99 and 10,901.66 is: 16,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,979.09 : 58,464.99 = 10,901.66 : x
  2. Step 2: Convert to fraction form
    38,979.09/58,464.99 = 10,901.66/x
  3. Step 3: Cross multiply
    38,979.09x = 58,464.99 × 10,901.66
  4. Step 4: Simplify right side
    38,979.09x = 637,365,150.56
  5. Step 5: Solve for x
    x = 637,365,150.56/38,979.09
  6. Step 6: Final answer
    x = 16,351.46

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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.