Home / 14,618.67-21,930.37-5,729.18

Finding the Fourth Proportional to 14,618.67, 21,930.37 and 5,729.18

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Solution

The fourth proportional to 14,618.67, 21,930.37 and 5,729.18 is: 8,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.67 : 21,930.37 = 5,729.18 : x
  2. Step 2: Convert to fraction form
    14,618.67/21,930.37 = 5,729.18/x
  3. Step 3: Cross multiply
    14,618.67x = 21,930.37 × 5,729.18
  4. Step 4: Simplify right side
    14,618.67x = 125,643,029.56
  5. Step 5: Solve for x
    x = 125,643,029.56/14,618.67
  6. Step 6: Final answer
    x = 8,594.70

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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.