Home / 14,117.36-21,163.07-4,876.88

Finding the Fourth Proportional to 14,117.36, 21,163.07 and 4,876.88

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Solution

The fourth proportional to 14,117.36, 21,163.07 and 4,876.88 is: 7,310.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.36 : 21,163.07 = 4,876.88 : x
  2. Step 2: Convert to fraction form
    14,117.36/21,163.07 = 4,876.88/x
  3. Step 3: Cross multiply
    14,117.36x = 21,163.07 × 4,876.88
  4. Step 4: Simplify right side
    14,117.36x = 103,209,659.20
  5. Step 5: Solve for x
    x = 103,209,659.20/14,117.36
  6. Step 6: Final answer
    x = 7,310.84

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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.