Home / 45,669.80-68,511.53-14,077.23

Finding the Fourth Proportional to 45,669.80, 68,511.53 and 14,077.23

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Solution

The fourth proportional to 45,669.80, 68,511.53 and 14,077.23 is: 21,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,669.80 : 68,511.53 = 14,077.23 : x
  2. Step 2: Convert to fraction form
    45,669.80/68,511.53 = 14,077.23/x
  3. Step 3: Cross multiply
    45,669.80x = 68,511.53 × 14,077.23
  4. Step 4: Simplify right side
    45,669.80x = 964,452,857.57
  5. Step 5: Solve for x
    x = 964,452,857.57/45,669.80
  6. Step 6: Final answer
    x = 21,117.96

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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.