Home / 37,979.40-56,969.10-13,016.10

Finding the Fourth Proportional to 37,979.40, 56,969.10 and 13,016.10

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Solution

The fourth proportional to 37,979.40, 56,969.10 and 13,016.10 is: 19,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.40 : 56,969.10 = 13,016.10 : x
  2. Step 2: Convert to fraction form
    37,979.40/56,969.10 = 13,016.10/x
  3. Step 3: Cross multiply
    37,979.40x = 56,969.10 × 13,016.10
  4. Step 4: Simplify right side
    37,979.40x = 741,515,502.51
  5. Step 5: Solve for x
    x = 741,515,502.51/37,979.40
  6. Step 6: Final answer
    x = 19,524.15

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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.