Home / 14,432.81-21,651.48-6,112.85

Finding the Fourth Proportional to 14,432.81, 21,651.48 and 6,112.85

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Solution

The fourth proportional to 14,432.81, 21,651.48 and 6,112.85 is: 9,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.81 : 21,651.48 = 6,112.85 : x
  2. Step 2: Convert to fraction form
    14,432.81/21,651.48 = 6,112.85/x
  3. Step 3: Cross multiply
    14,432.81x = 21,651.48 × 6,112.85
  4. Step 4: Simplify right side
    14,432.81x = 132,352,141.26
  5. Step 5: Solve for x
    x = 132,352,141.26/14,432.81
  6. Step 6: Final answer
    x = 9,170.23

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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.