Home / 40,212.58-55,492.92-22,307.14

Finding the Fourth Proportional to 40,212.58, 55,492.92 and 22,307.14

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Solution

The fourth proportional to 40,212.58, 55,492.92 and 22,307.14 is: 30,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.58 : 55,492.92 = 22,307.14 : x
  2. Step 2: Convert to fraction form
    40,212.58/55,492.92 = 22,307.14/x
  3. Step 3: Cross multiply
    40,212.58x = 55,492.92 × 22,307.14
  4. Step 4: Simplify right side
    40,212.58x = 1,237,888,335.45
  5. Step 5: Solve for x
    x = 1,237,888,335.45/40,212.58
  6. Step 6: Final answer
    x = 30,783.61

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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.