Home / 21,614.68-29,827.66-12,054.86

Finding the Fourth Proportional to 21,614.68, 29,827.66 and 12,054.86

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Solution

The fourth proportional to 21,614.68, 29,827.66 and 12,054.86 is: 16,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,614.68 : 29,827.66 = 12,054.86 : x
  2. Step 2: Convert to fraction form
    21,614.68/29,827.66 = 12,054.86/x
  3. Step 3: Cross multiply
    21,614.68x = 29,827.66 × 12,054.86
  4. Step 4: Simplify right side
    21,614.68x = 359,568,056.02
  5. Step 5: Solve for x
    x = 359,568,056.02/21,614.68
  6. Step 6: Final answer
    x = 16,635.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.