Home / 40,621.05-60,925.41-13,971.09

Finding the Fourth Proportional to 40,621.05, 60,925.41 and 13,971.09

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Solution

The fourth proportional to 40,621.05, 60,925.41 and 13,971.09 is: 20,954.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,621.05 : 60,925.41 = 13,971.09 : x
  2. Step 2: Convert to fraction form
    40,621.05/60,925.41 = 13,971.09/x
  3. Step 3: Cross multiply
    40,621.05x = 60,925.41 × 13,971.09
  4. Step 4: Simplify right side
    40,621.05x = 851,194,386.40
  5. Step 5: Solve for x
    x = 851,194,386.40/40,621.05
  6. Step 6: Final answer
    x = 20,954.51

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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.