Home / 13,750.73-20,620.86-5,856.98

Finding the Fourth Proportional to 13,750.73, 20,620.86 and 5,856.98

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Solution

The fourth proportional to 13,750.73, 20,620.86 and 5,856.98 is: 8,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.73 : 20,620.86 = 5,856.98 : x
  2. Step 2: Convert to fraction form
    13,750.73/20,620.86 = 5,856.98/x
  3. Step 3: Cross multiply
    13,750.73x = 20,620.86 × 5,856.98
  4. Step 4: Simplify right side
    13,750.73x = 120,775,861.50
  5. Step 5: Solve for x
    x = 120,775,861.50/13,750.73
  6. Step 6: Final answer
    x = 8,783.24

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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.