Home / 53,514.07-80,227.32-20,215.24

Finding the Fourth Proportional to 53,514.07, 80,227.32 and 20,215.24

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Solution

The fourth proportional to 53,514.07, 80,227.32 and 20,215.24 is: 30,306.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,514.07 : 80,227.32 = 20,215.24 : x
  2. Step 2: Convert to fraction form
    53,514.07/80,227.32 = 20,215.24/x
  3. Step 3: Cross multiply
    53,514.07x = 80,227.32 × 20,215.24
  4. Step 4: Simplify right side
    53,514.07x = 1,621,814,528.36
  5. Step 5: Solve for x
    x = 1,621,814,528.36/53,514.07
  6. Step 6: Final answer
    x = 30,306.32

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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.