Home / 26,400.94-39,600.98-6,410.59

Finding the Fourth Proportional to 26,400.94, 39,600.98 and 6,410.59

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Solution

The fourth proportional to 26,400.94, 39,600.98 and 6,410.59 is: 9,615.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.94 : 39,600.98 = 6,410.59 : x
  2. Step 2: Convert to fraction form
    26,400.94/39,600.98 = 6,410.59/x
  3. Step 3: Cross multiply
    26,400.94x = 39,600.98 × 6,410.59
  4. Step 4: Simplify right side
    26,400.94x = 253,865,798.18
  5. Step 5: Solve for x
    x = 253,865,798.18/26,400.94
  6. Step 6: Final answer
    x = 9,615.79

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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.