Home / 40,426.25-60,637.31-15,464.37

Finding the Fourth Proportional to 40,426.25, 60,637.31 and 15,464.37

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Solution

The fourth proportional to 40,426.25, 60,637.31 and 15,464.37 is: 23,195.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426.25 : 60,637.31 = 15,464.37 : x
  2. Step 2: Convert to fraction form
    40,426.25/60,637.31 = 15,464.37/x
  3. Step 3: Cross multiply
    40,426.25x = 60,637.31 × 15,464.37
  4. Step 4: Simplify right side
    40,426.25x = 937,718,005.70
  5. Step 5: Solve for x
    x = 937,718,005.70/40,426.25
  6. Step 6: Final answer
    x = 23,195.77

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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.