Home / 51,519.36-71,095.36-30,293.76

Finding the Fourth Proportional to 51,519.36, 71,095.36 and 30,293.76

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Solution

The fourth proportional to 51,519.36, 71,095.36 and 30,293.76 is: 41,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519.36 : 71,095.36 = 30,293.76 : x
  2. Step 2: Convert to fraction form
    51,519.36/71,095.36 = 30,293.76/x
  3. Step 3: Cross multiply
    51,519.36x = 71,095.36 × 30,293.76
  4. Step 4: Simplify right side
    51,519.36x = 2,153,745,772.95
  5. Step 5: Solve for x
    x = 2,153,745,772.95/51,519.36
  6. Step 6: Final answer
    x = 41,804.59

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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.