Home / 27,412.87-41,114.80-9,639.35

Finding the Fourth Proportional to 27,412.87, 41,114.80 and 9,639.35

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Solution

The fourth proportional to 27,412.87, 41,114.80 and 9,639.35 is: 14,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,412.87 : 41,114.80 = 9,639.35 : x
  2. Step 2: Convert to fraction form
    27,412.87/41,114.80 = 9,639.35/x
  3. Step 3: Cross multiply
    27,412.87x = 41,114.80 × 9,639.35
  4. Step 4: Simplify right side
    27,412.87x = 396,319,947.38
  5. Step 5: Solve for x
    x = 396,319,947.38/27,412.87
  6. Step 6: Final answer
    x = 14,457.44

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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.