Home / 13,539.57-20,313.45-9,598.44

Finding the Fourth Proportional to 13,539.57, 20,313.45 and 9,598.44

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Solution

The fourth proportional to 13,539.57, 20,313.45 and 9,598.44 is: 14,400.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,539.57 : 20,313.45 = 9,598.44 : x
  2. Step 2: Convert to fraction form
    13,539.57/20,313.45 = 9,598.44/x
  3. Step 3: Cross multiply
    13,539.57x = 20,313.45 × 9,598.44
  4. Step 4: Simplify right side
    13,539.57x = 194,977,431.02
  5. Step 5: Solve for x
    x = 194,977,431.02/13,539.57
  6. Step 6: Final answer
    x = 14,400.56

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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.