Home / 14,123.70-21,182.51-6,226.20

Finding the Fourth Proportional to 14,123.70, 21,182.51 and 6,226.20

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Solution

The fourth proportional to 14,123.70, 21,182.51 and 6,226.20 is: 9,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.70 : 21,182.51 = 6,226.20 : x
  2. Step 2: Convert to fraction form
    14,123.70/21,182.51 = 6,226.20/x
  3. Step 3: Cross multiply
    14,123.70x = 21,182.51 × 6,226.20
  4. Step 4: Simplify right side
    14,123.70x = 131,886,559.33
  5. Step 5: Solve for x
    x = 131,886,559.33/14,123.70
  6. Step 6: Final answer
    x = 9,337.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.