Home / 35,105.94-48,445.99-19,999.24

Finding the Fourth Proportional to 35,105.94, 48,445.99 and 19,999.24

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Solution

The fourth proportional to 35,105.94, 48,445.99 and 19,999.24 is: 27,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105.94 : 48,445.99 = 19,999.24 : x
  2. Step 2: Convert to fraction form
    35,105.94/48,445.99 = 19,999.24/x
  3. Step 3: Cross multiply
    35,105.94x = 48,445.99 × 19,999.24
  4. Step 4: Simplify right side
    35,105.94x = 968,882,981.05
  5. Step 5: Solve for x
    x = 968,882,981.05/35,105.94
  6. Step 6: Final answer
    x = 27,598.83

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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.