Home / 40,225.38-55,514.34-22,320.06

Finding the Fourth Proportional to 40,225.38, 55,514.34 and 22,320.06

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Solution

The fourth proportional to 40,225.38, 55,514.34 and 22,320.06 is: 30,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,225.38 : 55,514.34 = 22,320.06 : x
  2. Step 2: Convert to fraction form
    40,225.38/55,514.34 = 22,320.06/x
  3. Step 3: Cross multiply
    40,225.38x = 55,514.34 × 22,320.06
  4. Step 4: Simplify right side
    40,225.38x = 1,239,083,399.66
  5. Step 5: Solve for x
    x = 1,239,083,399.66/40,225.38
  6. Step 6: Final answer
    x = 30,803.52

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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.