Home / 38,858.56-58,291.68-11,160.64

Finding the Fourth Proportional to 38,858.56, 58,291.68 and 11,160.64

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Solution

The fourth proportional to 38,858.56, 58,291.68 and 11,160.64 is: 16,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.56 : 58,291.68 = 11,160.64 : x
  2. Step 2: Convert to fraction form
    38,858.56/58,291.68 = 11,160.64/x
  3. Step 3: Cross multiply
    38,858.56x = 58,291.68 × 11,160.64
  4. Step 4: Simplify right side
    38,858.56x = 650,572,455.48
  5. Step 5: Solve for x
    x = 650,572,455.48/38,858.56
  6. Step 6: Final answer
    x = 16,742.06

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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.