Home / 22,123.14-30,529.65-12,051.54

Finding the Fourth Proportional to 22,123.14, 30,529.65 and 12,051.54

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Solution

The fourth proportional to 22,123.14, 30,529.65 and 12,051.54 is: 16,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123.14 : 30,529.65 = 12,051.54 : x
  2. Step 2: Convert to fraction form
    22,123.14/30,529.65 = 12,051.54/x
  3. Step 3: Cross multiply
    22,123.14x = 30,529.65 × 12,051.54
  4. Step 4: Simplify right side
    22,123.14x = 367,929,298.16
  5. Step 5: Solve for x
    x = 367,929,298.16/22,123.14
  6. Step 6: Final answer
    x = 16,630.97

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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.