Home / 22,161.09-30,573.65-14,611.39

Finding the Fourth Proportional to 22,161.09, 30,573.65 and 14,611.39

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Solution

The fourth proportional to 22,161.09, 30,573.65 and 14,611.39 is: 20,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.09 : 30,573.65 = 14,611.39 : x
  2. Step 2: Convert to fraction form
    22,161.09/30,573.65 = 14,611.39/x
  3. Step 3: Cross multiply
    22,161.09x = 30,573.65 × 14,611.39
  4. Step 4: Simplify right side
    22,161.09x = 446,723,483.97
  5. Step 5: Solve for x
    x = 446,723,483.97/22,161.09
  6. Step 6: Final answer
    x = 20,158.01

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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.