Home / 24,780.42-37,150.80-12,928.25

Finding the Fourth Proportional to 24,780.42, 37,150.80 and 12,928.25

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Solution

The fourth proportional to 24,780.42, 37,150.80 and 12,928.25 is: 19,382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.42 : 37,150.80 = 12,928.25 : x
  2. Step 2: Convert to fraction form
    24,780.42/37,150.80 = 12,928.25/x
  3. Step 3: Cross multiply
    24,780.42x = 37,150.80 × 12,928.25
  4. Step 4: Simplify right side
    24,780.42x = 480,294,676.67
  5. Step 5: Solve for x
    x = 480,294,676.67/24,780.42
  6. Step 6: Final answer
    x = 19,382.02

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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.