Home / 34,418.15-51,606.45-15,439.32

Finding the Fourth Proportional to 34,418.15, 51,606.45 and 15,439.32

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Solution

The fourth proportional to 34,418.15, 51,606.45 and 15,439.32 is: 23,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.15 : 51,606.45 = 15,439.32 : x
  2. Step 2: Convert to fraction form
    34,418.15/51,606.45 = 15,439.32/x
  3. Step 3: Cross multiply
    34,418.15x = 51,606.45 × 15,439.32
  4. Step 4: Simplify right side
    34,418.15x = 796,768,495.61
  5. Step 5: Solve for x
    x = 796,768,495.61/34,418.15
  6. Step 6: Final answer
    x = 23,149.66

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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.