Home / 35,029.91-52,558.01-20,999.94

Finding the Fourth Proportional to 35,029.91, 52,558.01 and 20,999.94

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Solution

The fourth proportional to 35,029.91, 52,558.01 and 20,999.94 is: 31,507.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,029.91 : 52,558.01 = 20,999.94 : x
  2. Step 2: Convert to fraction form
    35,029.91/52,558.01 = 20,999.94/x
  3. Step 3: Cross multiply
    35,029.91x = 52,558.01 × 20,999.94
  4. Step 4: Simplify right side
    35,029.91x = 1,103,715,056.52
  5. Step 5: Solve for x
    x = 1,103,715,056.52/35,029.91
  6. Step 6: Final answer
    x = 31,507.79

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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.