Home / 14,269.56-21,402.91-4,407.81

Finding the Fourth Proportional to 14,269.56, 21,402.91 and 4,407.81

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Solution

The fourth proportional to 14,269.56, 21,402.91 and 4,407.81 is: 6,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.56 : 21,402.91 = 4,407.81 : x
  2. Step 2: Convert to fraction form
    14,269.56/21,402.91 = 4,407.81/x
  3. Step 3: Cross multiply
    14,269.56x = 21,402.91 × 4,407.81
  4. Step 4: Simplify right side
    14,269.56x = 94,339,960.73
  5. Step 5: Solve for x
    x = 94,339,960.73/14,269.56
  6. Step 6: Final answer
    x = 6,611.27

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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.