Home / 40,056.88-60,072.72-13,755.34

Finding the Fourth Proportional to 40,056.88, 60,072.72 and 13,755.34

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Solution

The fourth proportional to 40,056.88, 60,072.72 and 13,755.34 is: 20,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,056.88 : 60,072.72 = 13,755.34 : x
  2. Step 2: Convert to fraction form
    40,056.88/60,072.72 = 13,755.34/x
  3. Step 3: Cross multiply
    40,056.88x = 60,072.72 × 13,755.34
  4. Step 4: Simplify right side
    40,056.88x = 826,320,688.32
  5. Step 5: Solve for x
    x = 826,320,688.32/40,056.88
  6. Step 6: Final answer
    x = 20,628.68

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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.