Home / 14,360.82-19,817.64-8,073.20

Finding the Fourth Proportional to 14,360.82, 19,817.64 and 8,073.20

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Solution

The fourth proportional to 14,360.82, 19,817.64 and 8,073.20 is: 11,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.82 : 19,817.64 = 8,073.20 : x
  2. Step 2: Convert to fraction form
    14,360.82/19,817.64 = 8,073.20/x
  3. Step 3: Cross multiply
    14,360.82x = 19,817.64 × 8,073.20
  4. Step 4: Simplify right side
    14,360.82x = 159,991,672.16
  5. Step 5: Solve for x
    x = 159,991,672.16/14,360.82
  6. Step 6: Final answer
    x = 11,140.85

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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.