Home / 14,146.36-21,222.15-4,659.24

Finding the Fourth Proportional to 14,146.36, 21,222.15 and 4,659.24

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Solution

The fourth proportional to 14,146.36, 21,222.15 and 4,659.24 is: 6,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.36 : 21,222.15 = 4,659.24 : x
  2. Step 2: Convert to fraction form
    14,146.36/21,222.15 = 4,659.24/x
  3. Step 3: Cross multiply
    14,146.36x = 21,222.15 × 4,659.24
  4. Step 4: Simplify right side
    14,146.36x = 98,879,059.11
  5. Step 5: Solve for x
    x = 98,879,059.11/14,146.36
  6. Step 6: Final answer
    x = 6,989.72

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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.