Home / 22,166.17-30,579.66-14,602.80

Finding the Fourth Proportional to 22,166.17, 30,579.66 and 14,602.80

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Solution

The fourth proportional to 22,166.17, 30,579.66 and 14,602.80 is: 20,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.17 : 30,579.66 = 14,602.80 : x
  2. Step 2: Convert to fraction form
    22,166.17/30,579.66 = 14,602.80/x
  3. Step 3: Cross multiply
    22,166.17x = 30,579.66 × 14,602.80
  4. Step 4: Simplify right side
    22,166.17x = 446,548,659.05
  5. Step 5: Solve for x
    x = 446,548,659.05/22,166.17
  6. Step 6: Final answer
    x = 20,145.50

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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.