Home / 14,262.96-21,397.12-6,472.32

Finding the Fourth Proportional to 14,262.96, 21,397.12 and 6,472.32

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Solution

The fourth proportional to 14,262.96, 21,397.12 and 6,472.32 is: 9,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.96 : 21,397.12 = 6,472.32 : x
  2. Step 2: Convert to fraction form
    14,262.96/21,397.12 = 6,472.32/x
  3. Step 3: Cross multiply
    14,262.96x = 21,397.12 × 6,472.32
  4. Step 4: Simplify right side
    14,262.96x = 138,489,007.72
  5. Step 5: Solve for x
    x = 138,489,007.72/14,262.96
  6. Step 6: Final answer
    x = 9,709.70

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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.