Home / 13,537.18-20,298.44-6,137.60

Finding the Fourth Proportional to 13,537.18, 20,298.44 and 6,137.60

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Solution

The fourth proportional to 13,537.18, 20,298.44 and 6,137.60 is: 9,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.18 : 20,298.44 = 6,137.60 : x
  2. Step 2: Convert to fraction form
    13,537.18/20,298.44 = 6,137.60/x
  3. Step 3: Cross multiply
    13,537.18x = 20,298.44 × 6,137.60
  4. Step 4: Simplify right side
    13,537.18x = 124,583,573.16
  5. Step 5: Solve for x
    x = 124,583,573.16/13,537.18
  6. Step 6: Final answer
    x = 9,203.07

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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.