Home / 12,449.48-18,674.04-5,051.96

Finding the Fourth Proportional to 12,449.48, 18,674.04 and 5,051.96

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Solution

The fourth proportional to 12,449.48, 18,674.04 and 5,051.96 is: 7,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449.48 : 18,674.04 = 5,051.96 : x
  2. Step 2: Convert to fraction form
    12,449.48/18,674.04 = 5,051.96/x
  3. Step 3: Cross multiply
    12,449.48x = 18,674.04 × 5,051.96
  4. Step 4: Simplify right side
    12,449.48x = 94,340,503.12
  5. Step 5: Solve for x
    x = 94,340,503.12/12,449.48
  6. Step 6: Final answer
    x = 7,577.87

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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.