Home / 19,474.66-29,211.98-11,148.81

Finding the Fourth Proportional to 19,474.66, 29,211.98 and 11,148.81

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Solution

The fourth proportional to 19,474.66, 29,211.98 and 11,148.81 is: 16,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.66 : 29,211.98 = 11,148.81 : x
  2. Step 2: Convert to fraction form
    19,474.66/29,211.98 = 11,148.81/x
  3. Step 3: Cross multiply
    19,474.66x = 29,211.98 × 11,148.81
  4. Step 4: Simplify right side
    19,474.66x = 325,678,612.94
  5. Step 5: Solve for x
    x = 325,678,612.94/19,474.66
  6. Step 6: Final answer
    x = 16,723.20

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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.