Home / 13,461.20-20,180.76-6,063.44

Finding the Fourth Proportional to 13,461.20, 20,180.76 and 6,063.44

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Solution

The fourth proportional to 13,461.20, 20,180.76 and 6,063.44 is: 9,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.20 : 20,180.76 = 6,063.44 : x
  2. Step 2: Convert to fraction form
    13,461.20/20,180.76 = 6,063.44/x
  3. Step 3: Cross multiply
    13,461.20x = 20,180.76 × 6,063.44
  4. Step 4: Simplify right side
    13,461.20x = 122,364,827.41
  5. Step 5: Solve for x
    x = 122,364,827.41/13,461.20
  6. Step 6: Final answer
    x = 9,090.19

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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.