Home / 13,321.08-19,984.68-4,555.98

Finding the Fourth Proportional to 13,321.08, 19,984.68 and 4,555.98

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Solution

The fourth proportional to 13,321.08, 19,984.68 and 4,555.98 is: 6,835.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,321.08 : 19,984.68 = 4,555.98 : x
  2. Step 2: Convert to fraction form
    13,321.08/19,984.68 = 4,555.98/x
  3. Step 3: Cross multiply
    13,321.08x = 19,984.68 × 4,555.98
  4. Step 4: Simplify right side
    13,321.08x = 91,049,802.39
  5. Step 5: Solve for x
    x = 91,049,802.39/13,321.08
  6. Step 6: Final answer
    x = 6,835.02

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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.