Home / 37,774.60-56,667.30-12,815.80

Finding the Fourth Proportional to 37,774.60, 56,667.30 and 12,815.80

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Solution

The fourth proportional to 37,774.60, 56,667.30 and 12,815.80 is: 19,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,774.60 : 56,667.30 = 12,815.80 : x
  2. Step 2: Convert to fraction form
    37,774.60/56,667.30 = 12,815.80/x
  3. Step 3: Cross multiply
    37,774.60x = 56,667.30 × 12,815.80
  4. Step 4: Simplify right side
    37,774.60x = 726,236,783.34
  5. Step 5: Solve for x
    x = 726,236,783.34/37,774.60
  6. Step 6: Final answer
    x = 19,225.53

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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.