Home / 14,077.48-21,146.94-8,609.32

Finding the Fourth Proportional to 14,077.48, 21,146.94 and 8,609.32

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Solution

The fourth proportional to 14,077.48, 21,146.94 and 8,609.32 is: 12,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.48 : 21,146.94 = 8,609.32 : x
  2. Step 2: Convert to fraction form
    14,077.48/21,146.94 = 8,609.32/x
  3. Step 3: Cross multiply
    14,077.48x = 21,146.94 × 8,609.32
  4. Step 4: Simplify right side
    14,077.48x = 182,060,773.48
  5. Step 5: Solve for x
    x = 182,060,773.48/14,077.48
  6. Step 6: Final answer
    x = 12,932.77

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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.