Home / 14,220.30-21,332.97-4,858.13

Finding the Fourth Proportional to 14,220.30, 21,332.97 and 4,858.13

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Solution

The fourth proportional to 14,220.30, 21,332.97 and 4,858.13 is: 7,288.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.30 : 21,332.97 = 4,858.13 : x
  2. Step 2: Convert to fraction form
    14,220.30/21,332.97 = 4,858.13/x
  3. Step 3: Cross multiply
    14,220.30x = 21,332.97 × 4,858.13
  4. Step 4: Simplify right side
    14,220.30x = 103,638,394.88
  5. Step 5: Solve for x
    x = 103,638,394.88/14,220.30
  6. Step 6: Final answer
    x = 7,288.06

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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.