Home / 13,891.34-20,837.01-4,663.82

Finding the Fourth Proportional to 13,891.34, 20,837.01 and 4,663.82

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Solution

The fourth proportional to 13,891.34, 20,837.01 and 4,663.82 is: 6,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891.34 : 20,837.01 = 4,663.82 : x
  2. Step 2: Convert to fraction form
    13,891.34/20,837.01 = 4,663.82/x
  3. Step 3: Cross multiply
    13,891.34x = 20,837.01 × 4,663.82
  4. Step 4: Simplify right side
    13,891.34x = 97,180,063.98
  5. Step 5: Solve for x
    x = 97,180,063.98/13,891.34
  6. Step 6: Final answer
    x = 6,995.73

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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.