Home / 13,867.07-20,803.86-4,507.11

Finding the Fourth Proportional to 13,867.07, 20,803.86 and 4,507.11

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Solution

The fourth proportional to 13,867.07, 20,803.86 and 4,507.11 is: 6,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.07 : 20,803.86 = 4,507.11 : x
  2. Step 2: Convert to fraction form
    13,867.07/20,803.86 = 4,507.11/x
  3. Step 3: Cross multiply
    13,867.07x = 20,803.86 × 4,507.11
  4. Step 4: Simplify right side
    13,867.07x = 93,765,285.44
  5. Step 5: Solve for x
    x = 93,765,285.44/13,867.07
  6. Step 6: Final answer
    x = 6,761.73

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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.