Home / 12,839.04-19,260.48-4,074.24

Finding the Fourth Proportional to 12,839.04, 19,260.48 and 4,074.24

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Solution

The fourth proportional to 12,839.04, 19,260.48 and 4,074.24 is: 6,111.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,839.04 : 19,260.48 = 4,074.24 : x
  2. Step 2: Convert to fraction form
    12,839.04/19,260.48 = 4,074.24/x
  3. Step 3: Cross multiply
    12,839.04x = 19,260.48 × 4,074.24
  4. Step 4: Simplify right side
    12,839.04x = 78,471,818.04
  5. Step 5: Solve for x
    x = 78,471,818.04/12,839.04
  6. Step 6: Final answer
    x = 6,111.97

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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.