Home / 12,361.29-18,552.68-4,970.85

Finding the Fourth Proportional to 12,361.29, 18,552.68 and 4,970.85

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Solution

The fourth proportional to 12,361.29, 18,552.68 and 4,970.85 is: 7,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361.29 : 18,552.68 = 4,970.85 : x
  2. Step 2: Convert to fraction form
    12,361.29/18,552.68 = 4,970.85/x
  3. Step 3: Cross multiply
    12,361.29x = 18,552.68 × 4,970.85
  4. Step 4: Simplify right side
    12,361.29x = 92,222,564.52
  5. Step 5: Solve for x
    x = 92,222,564.52/12,361.29
  6. Step 6: Final answer
    x = 7,460.59

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1.5x scale

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.