Home / 37,920.56-56,881.09-16,855.64

Finding the Fourth Proportional to 37,920.56, 56,881.09 and 16,855.64

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Solution

The fourth proportional to 37,920.56, 56,881.09 and 16,855.64 is: 25,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.56 : 56,881.09 = 16,855.64 : x
  2. Step 2: Convert to fraction form
    37,920.56/56,881.09 = 16,855.64/x
  3. Step 3: Cross multiply
    37,920.56x = 56,881.09 × 16,855.64
  4. Step 4: Simplify right side
    37,920.56x = 958,767,350.96
  5. Step 5: Solve for x
    x = 958,767,350.96/37,920.56
  6. Step 6: Final answer
    x = 25,283.58

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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.