Home / 13,945.09-20,913.20-4,582.95

Finding the Fourth Proportional to 13,945.09, 20,913.20 and 4,582.95

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Solution

The fourth proportional to 13,945.09, 20,913.20 and 4,582.95 is: 6,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.09 : 20,913.20 = 4,582.95 : x
  2. Step 2: Convert to fraction form
    13,945.09/20,913.20 = 4,582.95/x
  3. Step 3: Cross multiply
    13,945.09x = 20,913.20 × 4,582.95
  4. Step 4: Simplify right side
    13,945.09x = 95,844,022.46
  5. Step 5: Solve for x
    x = 95,844,022.46/13,945.09
  6. Step 6: Final answer
    x = 6,872.96

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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.