Home / 13,035.40-19,553.10-4,830.60

Finding the Fourth Proportional to 13,035.40, 19,553.10 and 4,830.60

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Solution

The fourth proportional to 13,035.40, 19,553.10 and 4,830.60 is: 7,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.40 : 19,553.10 = 4,830.60 : x
  2. Step 2: Convert to fraction form
    13,035.40/19,553.10 = 4,830.60/x
  3. Step 3: Cross multiply
    13,035.40x = 19,553.10 × 4,830.60
  4. Step 4: Simplify right side
    13,035.40x = 94,453,204.86
  5. Step 5: Solve for x
    x = 94,453,204.86/13,035.40
  6. Step 6: Final answer
    x = 7,245.90

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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.