Home / 42,195.41-63,269.42-14,100.66

Finding the Fourth Proportional to 42,195.41, 63,269.42 and 14,100.66

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Solution

The fourth proportional to 42,195.41, 63,269.42 and 14,100.66 is: 21,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,195.41 : 63,269.42 = 14,100.66 : x
  2. Step 2: Convert to fraction form
    42,195.41/63,269.42 = 14,100.66/x
  3. Step 3: Cross multiply
    42,195.41x = 63,269.42 × 14,100.66
  4. Step 4: Simplify right side
    42,195.41x = 892,140,509.31
  5. Step 5: Solve for x
    x = 892,140,509.31/42,195.41
  6. Step 6: Final answer
    x = 21,143.07

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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.