Home / 13,273.20-19,908.60-4,508.40

Finding the Fourth Proportional to 13,273.20, 19,908.60 and 4,508.40

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Solution

The fourth proportional to 13,273.20, 19,908.60 and 4,508.40 is: 6,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.20 : 19,908.60 = 4,508.40 : x
  2. Step 2: Convert to fraction form
    13,273.20/19,908.60 = 4,508.40/x
  3. Step 3: Cross multiply
    13,273.20x = 19,908.60 × 4,508.40
  4. Step 4: Simplify right side
    13,273.20x = 89,755,932.24
  5. Step 5: Solve for x
    x = 89,755,932.24/13,273.20
  6. Step 6: Final answer
    x = 6,762.19

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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.