Home / 34,485.93-47,594.97-21,054.30

Finding the Fourth Proportional to 34,485.93, 47,594.97 and 21,054.30

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Solution

The fourth proportional to 34,485.93, 47,594.97 and 21,054.30 is: 29,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,485.93 : 47,594.97 = 21,054.30 : x
  2. Step 2: Convert to fraction form
    34,485.93/47,594.97 = 21,054.30/x
  3. Step 3: Cross multiply
    34,485.93x = 47,594.97 × 21,054.30
  4. Step 4: Simplify right side
    34,485.93x = 1,002,078,776.87
  5. Step 5: Solve for x
    x = 1,002,078,776.87/34,485.93
  6. Step 6: Final answer
    x = 29,057.61

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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.