Home / 14,483.24-19,987.34-8,195.48

Finding the Fourth Proportional to 14,483.24, 19,987.34 and 8,195.48

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Solution

The fourth proportional to 14,483.24, 19,987.34 and 8,195.48 is: 11,310.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.24 : 19,987.34 = 8,195.48 : x
  2. Step 2: Convert to fraction form
    14,483.24/19,987.34 = 8,195.48/x
  3. Step 3: Cross multiply
    14,483.24x = 19,987.34 × 8,195.48
  4. Step 4: Simplify right side
    14,483.24x = 163,805,845.22
  5. Step 5: Solve for x
    x = 163,805,845.22/14,483.24
  6. Step 6: Final answer
    x = 11,310.03

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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.