Home / 29,078.36-43,624.84-11,542.40

Finding the Fourth Proportional to 29,078.36, 43,624.84 and 11,542.40

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Solution

The fourth proportional to 29,078.36, 43,624.84 and 11,542.40 is: 17,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078.36 : 43,624.84 = 11,542.40 : x
  2. Step 2: Convert to fraction form
    29,078.36/43,624.84 = 11,542.40/x
  3. Step 3: Cross multiply
    29,078.36x = 43,624.84 × 11,542.40
  4. Step 4: Simplify right side
    29,078.36x = 503,535,353.22
  5. Step 5: Solve for x
    x = 503,535,353.22/29,078.36
  6. Step 6: Final answer
    x = 17,316.50

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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.