Home / 40,211.58-55,491.54-22,306.14

Finding the Fourth Proportional to 40,211.58, 55,491.54 and 22,306.14

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Solution

The fourth proportional to 40,211.58, 55,491.54 and 22,306.14 is: 30,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.58 : 55,491.54 = 22,306.14 : x
  2. Step 2: Convert to fraction form
    40,211.58/55,491.54 = 22,306.14/x
  3. Step 3: Cross multiply
    40,211.58x = 55,491.54 × 22,306.14
  4. Step 4: Simplify right side
    40,211.58x = 1,237,802,060.06
  5. Step 5: Solve for x
    x = 1,237,802,060.06/40,211.58
  6. Step 6: Final answer
    x = 30,782.23

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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.