Home / 40,212.89-60,257.83-21,495.59

Finding the Fourth Proportional to 40,212.89, 60,257.83 and 21,495.59

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Solution

The fourth proportional to 40,212.89, 60,257.83 and 21,495.59 is: 32,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.89 : 60,257.83 = 21,495.59 : x
  2. Step 2: Convert to fraction form
    40,212.89/60,257.83 = 21,495.59/x
  3. Step 3: Cross multiply
    40,212.89x = 60,257.83 × 21,495.59
  4. Step 4: Simplify right side
    40,212.89x = 1,295,277,607.97
  5. Step 5: Solve for x
    x = 1,295,277,607.97/40,212.89
  6. Step 6: Final answer
    x = 32,210.51

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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.