Home / 62,623.37-86,433.30-57,579.62

Finding the Fourth Proportional to 62,623.37, 86,433.30 and 57,579.62

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Solution

The fourth proportional to 62,623.37, 86,433.30 and 57,579.62 is: 79,471.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,623.37 : 86,433.30 = 57,579.62 : x
  2. Step 2: Convert to fraction form
    62,623.37/86,433.30 = 57,579.62/x
  3. Step 3: Cross multiply
    62,623.37x = 86,433.30 × 57,579.62
  4. Step 4: Simplify right side
    62,623.37x = 4,976,796,137.18
  5. Step 5: Solve for x
    x = 4,976,796,137.18/62,623.37
  6. Step 6: Final answer
    x = 79,471.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.