Home / 29,313.72-43,969.86-8,537.40

Finding the Fourth Proportional to 29,313.72, 43,969.86 and 8,537.40

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Solution

The fourth proportional to 29,313.72, 43,969.86 and 8,537.40 is: 12,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.72 : 43,969.86 = 8,537.40 : x
  2. Step 2: Convert to fraction form
    29,313.72/43,969.86 = 8,537.40/x
  3. Step 3: Cross multiply
    29,313.72x = 43,969.86 × 8,537.40
  4. Step 4: Simplify right side
    29,313.72x = 375,388,282.76
  5. Step 5: Solve for x
    x = 375,388,282.76/29,313.72
  6. Step 6: Final answer
    x = 12,805.89

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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.