Home / 13,533.07-20,303.70-9,591.94

Finding the Fourth Proportional to 13,533.07, 20,303.70 and 9,591.94

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Solution

The fourth proportional to 13,533.07, 20,303.70 and 9,591.94 is: 14,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533.07 : 20,303.70 = 9,591.94 : x
  2. Step 2: Convert to fraction form
    13,533.07/20,303.70 = 9,591.94/x
  3. Step 3: Cross multiply
    13,533.07x = 20,303.70 × 9,591.94
  4. Step 4: Simplify right side
    13,533.07x = 194,751,872.18
  5. Step 5: Solve for x
    x = 194,751,872.18/13,533.07
  6. Step 6: Final answer
    x = 14,390.81

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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.