Home / 14,099.68-21,158.70-6,712.48

Finding the Fourth Proportional to 14,099.68, 21,158.70 and 6,712.48

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Solution

The fourth proportional to 14,099.68, 21,158.70 and 6,712.48 is: 10,073.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.68 : 21,158.70 = 6,712.48 : x
  2. Step 2: Convert to fraction form
    14,099.68/21,158.70 = 6,712.48/x
  3. Step 3: Cross multiply
    14,099.68x = 21,158.70 × 6,712.48
  4. Step 4: Simplify right side
    14,099.68x = 142,027,350.58
  5. Step 5: Solve for x
    x = 142,027,350.58/14,099.68
  6. Step 6: Final answer
    x = 10,073.09

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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.