Home / 12,460.53-18,689.59-4,669.95

Finding the Fourth Proportional to 12,460.53, 18,689.59 and 4,669.95

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Solution

The fourth proportional to 12,460.53, 18,689.59 and 4,669.95 is: 7,004.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.53 : 18,689.59 = 4,669.95 : x
  2. Step 2: Convert to fraction form
    12,460.53/18,689.59 = 4,669.95/x
  3. Step 3: Cross multiply
    12,460.53x = 18,689.59 × 4,669.95
  4. Step 4: Simplify right side
    12,460.53x = 87,279,500.48
  5. Step 5: Solve for x
    x = 87,279,500.48/12,460.53
  6. Step 6: Final answer
    x = 7,004.48

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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.