Home / 35,889.24-53,839.62-15,115.80

Finding the Fourth Proportional to 35,889.24, 53,839.62 and 15,115.80

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Solution

The fourth proportional to 35,889.24, 53,839.62 and 15,115.80 is: 22,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,889.24 : 53,839.62 = 15,115.80 : x
  2. Step 2: Convert to fraction form
    35,889.24/53,839.62 = 15,115.80/x
  3. Step 3: Cross multiply
    35,889.24x = 53,839.62 × 15,115.80
  4. Step 4: Simplify right side
    35,889.24x = 813,828,928.00
  5. Step 5: Solve for x
    x = 813,828,928.00/35,889.24
  6. Step 6: Final answer
    x = 22,676.13

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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.