Home / 51,237.26-70,695.38-31,093.69

Finding the Fourth Proportional to 51,237.26, 70,695.38 and 31,093.69

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Solution

The fourth proportional to 51,237.26, 70,695.38 and 31,093.69 is: 42,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,237.26 : 70,695.38 = 31,093.69 : x
  2. Step 2: Convert to fraction form
    51,237.26/70,695.38 = 31,093.69/x
  3. Step 3: Cross multiply
    51,237.26x = 70,695.38 × 31,093.69
  4. Step 4: Simplify right side
    51,237.26x = 2,198,180,131.15
  5. Step 5: Solve for x
    x = 2,198,180,131.15/51,237.26
  6. Step 6: Final answer
    x = 42,901.98

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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.