Home / 26,280.32-39,449.60-10,708.80

Finding the Fourth Proportional to 26,280.32, 39,449.60 and 10,708.80

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Solution

The fourth proportional to 26,280.32, 39,449.60 and 10,708.80 is: 16,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.32 : 39,449.60 = 10,708.80 : x
  2. Step 2: Convert to fraction form
    26,280.32/39,449.60 = 10,708.80/x
  3. Step 3: Cross multiply
    26,280.32x = 39,449.60 × 10,708.80
  4. Step 4: Simplify right side
    26,280.32x = 422,457,876.48
  5. Step 5: Solve for x
    x = 422,457,876.48/26,280.32
  6. Step 6: Final answer
    x = 16,075.07

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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.