Home / 19,726.16-29,596.14-12,321.94

Finding the Fourth Proportional to 19,726.16, 29,596.14 and 12,321.94

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Solution

The fourth proportional to 19,726.16, 29,596.14 and 12,321.94 is: 18,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.16 : 29,596.14 = 12,321.94 : x
  2. Step 2: Convert to fraction form
    19,726.16/29,596.14 = 12,321.94/x
  3. Step 3: Cross multiply
    19,726.16x = 29,596.14 × 12,321.94
  4. Step 4: Simplify right side
    19,726.16x = 364,681,861.31
  5. Step 5: Solve for x
    x = 364,681,861.31/19,726.16
  6. Step 6: Final answer
    x = 18,487.22

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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.