Home / 27,599.51-41,371.59-12,818.81

Finding the Fourth Proportional to 27,599.51, 41,371.59 and 12,818.81

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Solution

The fourth proportional to 27,599.51, 41,371.59 and 12,818.81 is: 19,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,599.51 : 41,371.59 = 12,818.81 : x
  2. Step 2: Convert to fraction form
    27,599.51/41,371.59 = 12,818.81/x
  3. Step 3: Cross multiply
    27,599.51x = 41,371.59 × 12,818.81
  4. Step 4: Simplify right side
    27,599.51x = 530,334,590.85
  5. Step 5: Solve for x
    x = 530,334,590.85/27,599.51
  6. Step 6: Final answer
    x = 19,215.36

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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.