Home / 13,959.41-20,940.48-4,595.61

Finding the Fourth Proportional to 13,959.41, 20,940.48 and 4,595.61

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Solution

The fourth proportional to 13,959.41, 20,940.48 and 4,595.61 is: 6,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959.41 : 20,940.48 = 4,595.61 : x
  2. Step 2: Convert to fraction form
    13,959.41/20,940.48 = 4,595.61/x
  3. Step 3: Cross multiply
    13,959.41x = 20,940.48 × 4,595.61
  4. Step 4: Simplify right side
    13,959.41x = 96,234,279.29
  5. Step 5: Solve for x
    x = 96,234,279.29/13,959.41
  6. Step 6: Final answer
    x = 6,893.87

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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.