Home / 34,215.98-51,323.42-28,360.22

Finding the Fourth Proportional to 34,215.98, 51,323.42 and 28,360.22

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Solution

The fourth proportional to 34,215.98, 51,323.42 and 28,360.22 is: 42,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,215.98 : 51,323.42 = 28,360.22 : x
  2. Step 2: Convert to fraction form
    34,215.98/51,323.42 = 28,360.22/x
  3. Step 3: Cross multiply
    34,215.98x = 51,323.42 × 28,360.22
  4. Step 4: Simplify right side
    34,215.98x = 1,455,543,296.64
  5. Step 5: Solve for x
    x = 1,455,543,296.64/34,215.98
  6. Step 6: Final answer
    x = 42,539.87

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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.