Home / 51,433.06-77,149.04-39,029.26

Finding the Fourth Proportional to 51,433.06, 77,149.04 and 39,029.26

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Solution

The fourth proportional to 51,433.06, 77,149.04 and 39,029.26 is: 58,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,433.06 : 77,149.04 = 39,029.26 : x
  2. Step 2: Convert to fraction form
    51,433.06/77,149.04 = 39,029.26/x
  3. Step 3: Cross multiply
    51,433.06x = 77,149.04 × 39,029.26
  4. Step 4: Simplify right side
    51,433.06x = 3,011,069,940.91
  5. Step 5: Solve for x
    x = 3,011,069,940.91/51,433.06
  6. Step 6: Final answer
    x = 58,543.47

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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.