Home / 14,818.03-20,456.31-11,453.24

Finding the Fourth Proportional to 14,818.03, 20,456.31 and 11,453.24

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Solution

The fourth proportional to 14,818.03, 20,456.31 and 11,453.24 is: 15,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.03 : 20,456.31 = 11,453.24 : x
  2. Step 2: Convert to fraction form
    14,818.03/20,456.31 = 11,453.24/x
  3. Step 3: Cross multiply
    14,818.03x = 20,456.31 × 11,453.24
  4. Step 4: Simplify right side
    14,818.03x = 234,291,122.03
  5. Step 5: Solve for x
    x = 234,291,122.03/14,818.03
  6. Step 6: Final answer
    x = 15,811.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.