Home / 13,823.07-20,730.96-5,058.06

Finding the Fourth Proportional to 13,823.07, 20,730.96 and 5,058.06

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Solution

The fourth proportional to 13,823.07, 20,730.96 and 5,058.06 is: 7,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.07 : 20,730.96 = 5,058.06 : x
  2. Step 2: Convert to fraction form
    13,823.07/20,730.96 = 5,058.06/x
  3. Step 3: Cross multiply
    13,823.07x = 20,730.96 × 5,058.06
  4. Step 4: Simplify right side
    13,823.07x = 104,858,439.54
  5. Step 5: Solve for x
    x = 104,858,439.54/13,823.07
  6. Step 6: Final answer
    x = 7,585.76

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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.