Home / 51,509.58-71,084.97-30,290.82

Finding the Fourth Proportional to 51,509.58, 71,084.97 and 30,290.82

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Solution

The fourth proportional to 51,509.58, 71,084.97 and 30,290.82 is: 41,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.58 : 71,084.97 = 30,290.82 : x
  2. Step 2: Convert to fraction form
    51,509.58/71,084.97 = 30,290.82/x
  3. Step 3: Cross multiply
    51,509.58x = 71,084.97 × 30,290.82
  4. Step 4: Simplify right side
    51,509.58x = 2,153,222,030.98
  5. Step 5: Solve for x
    x = 2,153,222,030.98/51,509.58
  6. Step 6: Final answer
    x = 41,802.36

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1.5x scale

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.