Home / 45,950.76-68,931-16,371.36

Finding the Fourth Proportional to 45,950.76, 68,931 and 16,371.36

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Solution

The fourth proportional to 45,950.76, 68,931 and 16,371.36 is: 24,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,950.76 : 68,931 = 16,371.36 : x
  2. Step 2: Convert to fraction form
    45,950.76/68,931 = 16,371.36/x
  3. Step 3: Cross multiply
    45,950.76x = 68,931 × 16,371.36
  4. Step 4: Simplify right side
    45,950.76x = 1,128,494,216.16
  5. Step 5: Solve for x
    x = 1,128,494,216.16/45,950.76
  6. Step 6: Final answer
    x = 24,558.77

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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.