Home / 35,495.37-48,981.39-19,579.80

Finding the Fourth Proportional to 35,495.37, 48,981.39 and 19,579.80

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Solution

The fourth proportional to 35,495.37, 48,981.39 and 19,579.80 is: 27,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.37 : 48,981.39 = 19,579.80 : x
  2. Step 2: Convert to fraction form
    35,495.37/48,981.39 = 19,579.80/x
  3. Step 3: Cross multiply
    35,495.37x = 48,981.39 × 19,579.80
  4. Step 4: Simplify right side
    35,495.37x = 959,045,819.92
  5. Step 5: Solve for x
    x = 959,045,819.92/35,495.37
  6. Step 6: Final answer
    x = 27,018.90

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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.