Home / 13,695.08-20,533.50-11,065.82

Finding the Fourth Proportional to 13,695.08, 20,533.50 and 11,065.82

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Solution

The fourth proportional to 13,695.08, 20,533.50 and 11,065.82 is: 16,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695.08 : 20,533.50 = 11,065.82 : x
  2. Step 2: Convert to fraction form
    13,695.08/20,533.50 = 11,065.82/x
  3. Step 3: Cross multiply
    13,695.08x = 20,533.50 × 11,065.82
  4. Step 4: Simplify right side
    13,695.08x = 227,219,912.30
  5. Step 5: Solve for x
    x = 227,219,912.30/13,695.08
  6. Step 6: Final answer
    x = 16,591.36

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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.