Home / 12,346.23-18,519.54-4,026.21

Finding the Fourth Proportional to 12,346.23, 18,519.54 and 4,026.21

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Solution

The fourth proportional to 12,346.23, 18,519.54 and 4,026.21 is: 6,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.23 : 18,519.54 = 4,026.21 : x
  2. Step 2: Convert to fraction form
    12,346.23/18,519.54 = 4,026.21/x
  3. Step 3: Cross multiply
    12,346.23x = 18,519.54 × 4,026.21
  4. Step 4: Simplify right side
    12,346.23x = 74,563,557.14
  5. Step 5: Solve for x
    x = 74,563,557.14/12,346.23
  6. Step 6: Final answer
    x = 6,039.38

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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.