Home / 47,016.11-70,523.43-18,935.51

Finding the Fourth Proportional to 47,016.11, 70,523.43 and 18,935.51

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Solution

The fourth proportional to 47,016.11, 70,523.43 and 18,935.51 is: 28,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,016.11 : 70,523.43 = 18,935.51 : x
  2. Step 2: Convert to fraction form
    47,016.11/70,523.43 = 18,935.51/x
  3. Step 3: Cross multiply
    47,016.11x = 70,523.43 × 18,935.51
  4. Step 4: Simplify right side
    47,016.11x = 1,335,396,690.37
  5. Step 5: Solve for x
    x = 1,335,396,690.37/47,016.11
  6. Step 6: Final answer
    x = 28,402.96

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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.