Home / 14,188.17-21,295.39-7,173.14

Finding the Fourth Proportional to 14,188.17, 21,295.39 and 7,173.14

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Solution

The fourth proportional to 14,188.17, 21,295.39 and 7,173.14 is: 10,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.17 : 21,295.39 = 7,173.14 : x
  2. Step 2: Convert to fraction form
    14,188.17/21,295.39 = 7,173.14/x
  3. Step 3: Cross multiply
    14,188.17x = 21,295.39 × 7,173.14
  4. Step 4: Simplify right side
    14,188.17x = 152,754,689.41
  5. Step 5: Solve for x
    x = 152,754,689.41/14,188.17
  6. Step 6: Final answer
    x = 10,766.34

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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.