Home / 14,622.06-21,930.26-4,625.40

Finding the Fourth Proportional to 14,622.06, 21,930.26 and 4,625.40

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Solution

The fourth proportional to 14,622.06, 21,930.26 and 4,625.40 is: 6,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.06 : 21,930.26 = 4,625.40 : x
  2. Step 2: Convert to fraction form
    14,622.06/21,930.26 = 4,625.40/x
  3. Step 3: Cross multiply
    14,622.06x = 21,930.26 × 4,625.40
  4. Step 4: Simplify right side
    14,622.06x = 101,436,201.48
  5. Step 5: Solve for x
    x = 101,436,201.48/14,622.06
  6. Step 6: Final answer
    x = 6,937.20

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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.