Home / 22,122.83-30,529.37-12,051.25

Finding the Fourth Proportional to 22,122.83, 30,529.37 and 12,051.25

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Solution

The fourth proportional to 22,122.83, 30,529.37 and 12,051.25 is: 16,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.83 : 30,529.37 = 12,051.25 : x
  2. Step 2: Convert to fraction form
    22,122.83/30,529.37 = 12,051.25/x
  3. Step 3: Cross multiply
    22,122.83x = 30,529.37 × 12,051.25
  4. Step 4: Simplify right side
    22,122.83x = 367,917,024.02
  5. Step 5: Solve for x
    x = 367,917,024.02/22,122.83
  6. Step 6: Final answer
    x = 16,630.65

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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.