Home / 14,382.45-21,579.96-5,029.18

Finding the Fourth Proportional to 14,382.45, 21,579.96 and 5,029.18

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Solution

The fourth proportional to 14,382.45, 21,579.96 and 5,029.18 is: 7,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.45 : 21,579.96 = 5,029.18 : x
  2. Step 2: Convert to fraction form
    14,382.45/21,579.96 = 5,029.18/x
  3. Step 3: Cross multiply
    14,382.45x = 21,579.96 × 5,029.18
  4. Step 4: Simplify right side
    14,382.45x = 108,529,503.23
  5. Step 5: Solve for x
    x = 108,529,503.23/14,382.45
  6. Step 6: Final answer
    x = 7,545.97

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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.