Home / 12,465.56-18,699.17-4,674.58

Finding the Fourth Proportional to 12,465.56, 18,699.17 and 4,674.58

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Solution

The fourth proportional to 12,465.56, 18,699.17 and 4,674.58 is: 7,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465.56 : 18,699.17 = 4,674.58 : x
  2. Step 2: Convert to fraction form
    12,465.56/18,699.17 = 4,674.58/x
  3. Step 3: Cross multiply
    12,465.56x = 18,699.17 × 4,674.58
  4. Step 4: Simplify right side
    12,465.56x = 87,410,695.98
  5. Step 5: Solve for x
    x = 87,410,695.98/12,465.56
  6. Step 6: Final answer
    x = 7,012.17

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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.