Home / 14,099.45-21,150.59-5,217.12

Finding the Fourth Proportional to 14,099.45, 21,150.59 and 5,217.12

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Solution

The fourth proportional to 14,099.45, 21,150.59 and 5,217.12 is: 7,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.45 : 21,150.59 = 5,217.12 : x
  2. Step 2: Convert to fraction form
    14,099.45/21,150.59 = 5,217.12/x
  3. Step 3: Cross multiply
    14,099.45x = 21,150.59 × 5,217.12
  4. Step 4: Simplify right side
    14,099.45x = 110,345,140.02
  5. Step 5: Solve for x
    x = 110,345,140.02/14,099.45
  6. Step 6: Final answer
    x = 7,826.20

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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.