Home / 14,231.49-21,346.39-4,370.86

Finding the Fourth Proportional to 14,231.49, 21,346.39 and 4,370.86

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Solution

The fourth proportional to 14,231.49, 21,346.39 and 4,370.86 is: 6,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.49 : 21,346.39 = 4,370.86 : x
  2. Step 2: Convert to fraction form
    14,231.49/21,346.39 = 4,370.86/x
  3. Step 3: Cross multiply
    14,231.49x = 21,346.39 × 4,370.86
  4. Step 4: Simplify right side
    14,231.49x = 93,302,082.20
  5. Step 5: Solve for x
    x = 93,302,082.20/14,231.49
  6. Step 6: Final answer
    x = 6,556.03

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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.