Home / 45,014.41-67,536.20-21,637.81

Finding the Fourth Proportional to 45,014.41, 67,536.20 and 21,637.81

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Solution

The fourth proportional to 45,014.41, 67,536.20 and 21,637.81 is: 32,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,014.41 : 67,536.20 = 21,637.81 : x
  2. Step 2: Convert to fraction form
    45,014.41/67,536.20 = 21,637.81/x
  3. Step 3: Cross multiply
    45,014.41x = 67,536.20 × 21,637.81
  4. Step 4: Simplify right side
    45,014.41x = 1,461,335,463.72
  5. Step 5: Solve for x
    x = 1,461,335,463.72/45,014.41
  6. Step 6: Final answer
    x = 32,463.73

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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.