Home / 27,815.24-41,754-18,473.51

Finding the Fourth Proportional to 27,815.24, 41,754 and 18,473.51

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Solution

The fourth proportional to 27,815.24, 41,754 and 18,473.51 is: 27,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815.24 : 41,754 = 18,473.51 : x
  2. Step 2: Convert to fraction form
    27,815.24/41,754 = 18,473.51/x
  3. Step 3: Cross multiply
    27,815.24x = 41,754 × 18,473.51
  4. Step 4: Simplify right side
    27,815.24x = 771,342,727.77
  5. Step 5: Solve for x
    x = 771,342,727.77/27,815.24
  6. Step 6: Final answer
    x = 27,730.94

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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.