Home / 34,101.80-51,085.74-30,386.60

Finding the Fourth Proportional to 34,101.80, 51,085.74 and 30,386.60

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Solution

The fourth proportional to 34,101.80, 51,085.74 and 30,386.60 is: 45,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,101.80 : 51,085.74 = 30,386.60 : x
  2. Step 2: Convert to fraction form
    34,101.80/51,085.74 = 30,386.60/x
  3. Step 3: Cross multiply
    34,101.80x = 51,085.74 × 30,386.60
  4. Step 4: Simplify right side
    34,101.80x = 1,552,321,947.08
  5. Step 5: Solve for x
    x = 1,552,321,947.08/34,101.80
  6. Step 6: Final answer
    x = 45,520.23

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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.