Home / 14,218.26-21,329.90-4,856.09

Finding the Fourth Proportional to 14,218.26, 21,329.90 and 4,856.09

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Solution

The fourth proportional to 14,218.26, 21,329.90 and 4,856.09 is: 7,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.26 : 21,329.90 = 4,856.09 : x
  2. Step 2: Convert to fraction form
    14,218.26/21,329.90 = 4,856.09/x
  3. Step 3: Cross multiply
    14,218.26x = 21,329.90 × 4,856.09
  4. Step 4: Simplify right side
    14,218.26x = 103,579,783.16
  5. Step 5: Solve for x
    x = 103,579,783.16/14,218.26
  6. Step 6: Final answer
    x = 7,284.98

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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.