Home / 14,284.49-19,712.57-7,996.86

Finding the Fourth Proportional to 14,284.49, 19,712.57 and 7,996.86

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Solution

The fourth proportional to 14,284.49, 19,712.57 and 7,996.86 is: 11,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.49 : 19,712.57 = 7,996.86 : x
  2. Step 2: Convert to fraction form
    14,284.49/19,712.57 = 7,996.86/x
  3. Step 3: Cross multiply
    14,284.49x = 19,712.57 × 7,996.86
  4. Step 4: Simplify right side
    14,284.49x = 157,638,622.55
  5. Step 5: Solve for x
    x = 157,638,622.55/14,284.49
  6. Step 6: Final answer
    x = 11,035.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.