Home / 16,405.35-24,480.05-14,638.22

Finding the Fourth Proportional to 16,405.35, 24,480.05 and 14,638.22

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Solution

The fourth proportional to 16,405.35, 24,480.05 and 14,638.22 is: 21,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405.35 : 24,480.05 = 14,638.22 : x
  2. Step 2: Convert to fraction form
    16,405.35/24,480.05 = 14,638.22/x
  3. Step 3: Cross multiply
    16,405.35x = 24,480.05 × 14,638.22
  4. Step 4: Simplify right side
    16,405.35x = 358,344,161.92
  5. Step 5: Solve for x
    x = 358,344,161.92/16,405.35
  6. Step 6: Final answer
    x = 21,843.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.