Home / 14,096.88-21,130.32-6,697.80

Finding the Fourth Proportional to 14,096.88, 21,130.32 and 6,697.80

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Solution

The fourth proportional to 14,096.88, 21,130.32 and 6,697.80 is: 10,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096.88 : 21,130.32 = 6,697.80 : x
  2. Step 2: Convert to fraction form
    14,096.88/21,130.32 = 6,697.80/x
  3. Step 3: Cross multiply
    14,096.88x = 21,130.32 × 6,697.80
  4. Step 4: Simplify right side
    14,096.88x = 141,526,657.30
  5. Step 5: Solve for x
    x = 141,526,657.30/14,096.88
  6. Step 6: Final answer
    x = 10,039.57

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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.