Home / 40,622.08-60,910.79-12,534.46

Finding the Fourth Proportional to 40,622.08, 60,910.79 and 12,534.46

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Solution

The fourth proportional to 40,622.08, 60,910.79 and 12,534.46 is: 18,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,622.08 : 60,910.79 = 12,534.46 : x
  2. Step 2: Convert to fraction form
    40,622.08/60,910.79 = 12,534.46/x
  3. Step 3: Cross multiply
    40,622.08x = 60,910.79 × 12,534.46
  4. Step 4: Simplify right side
    40,622.08x = 763,483,860.82
  5. Step 5: Solve for x
    x = 763,483,860.82/40,622.08
  6. Step 6: Final answer
    x = 18,794.80

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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.