Home / 12,414.23-18,621.54-3,054.27

Finding the Fourth Proportional to 12,414.23, 18,621.54 and 3,054.27

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Solution

The fourth proportional to 12,414.23, 18,621.54 and 3,054.27 is: 4,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.23 : 18,621.54 = 3,054.27 : x
  2. Step 2: Convert to fraction form
    12,414.23/18,621.54 = 3,054.27/x
  3. Step 3: Cross multiply
    12,414.23x = 18,621.54 × 3,054.27
  4. Step 4: Simplify right side
    12,414.23x = 56,875,210.98
  5. Step 5: Solve for x
    x = 56,875,210.98/12,414.23
  6. Step 6: Final answer
    x = 4,581.45

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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.