Home / 27,438.57-37,865.19-14,863.32

Finding the Fourth Proportional to 27,438.57, 37,865.19 and 14,863.32

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Solution

The fourth proportional to 27,438.57, 37,865.19 and 14,863.32 is: 20,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.57 : 37,865.19 = 14,863.32 : x
  2. Step 2: Convert to fraction form
    27,438.57/37,865.19 = 14,863.32/x
  3. Step 3: Cross multiply
    27,438.57x = 37,865.19 × 14,863.32
  4. Step 4: Simplify right side
    27,438.57x = 562,802,435.83
  5. Step 5: Solve for x
    x = 562,802,435.83/27,438.57
  6. Step 6: Final answer
    x = 20,511.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.