Home / 18,747-28,110.93-6,262.53

Finding the Fourth Proportional to 18,747, 28,110.93 and 6,262.53

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Solution

The fourth proportional to 18,747, 28,110.93 and 6,262.53 is: 9,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747 : 28,110.93 = 6,262.53 : x
  2. Step 2: Convert to fraction form
    18,747/28,110.93 = 6,262.53/x
  3. Step 3: Cross multiply
    18,747x = 28,110.93 × 6,262.53
  4. Step 4: Simplify right side
    18,747x = 176,045,542.45
  5. Step 5: Solve for x
    x = 176,045,542.45/18,747
  6. Step 6: Final answer
    x = 9,390.60

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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.