Home / 51,238.26-70,696.76-31,094.69

Finding the Fourth Proportional to 51,238.26, 70,696.76 and 31,094.69

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Solution

The fourth proportional to 51,238.26, 70,696.76 and 31,094.69 is: 42,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,238.26 : 70,696.76 = 31,094.69 : x
  2. Step 2: Convert to fraction form
    51,238.26/70,696.76 = 31,094.69/x
  3. Step 3: Cross multiply
    51,238.26x = 70,696.76 × 31,094.69
  4. Step 4: Simplify right side
    51,238.26x = 2,198,293,836.20
  5. Step 5: Solve for x
    x = 2,198,293,836.20/51,238.26
  6. Step 6: Final answer
    x = 42,903.37

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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.