Home / 14,243.30-21,366.52-8,732.06

Finding the Fourth Proportional to 14,243.30, 21,366.52 and 8,732.06

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Solution

The fourth proportional to 14,243.30, 21,366.52 and 8,732.06 is: 13,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.30 : 21,366.52 = 8,732.06 : x
  2. Step 2: Convert to fraction form
    14,243.30/21,366.52 = 8,732.06/x
  3. Step 3: Cross multiply
    14,243.30x = 21,366.52 × 8,732.06
  4. Step 4: Simplify right side
    14,243.30x = 186,573,734.63
  5. Step 5: Solve for x
    x = 186,573,734.63/14,243.30
  6. Step 6: Final answer
    x = 13,099.05

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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.