Home / 51,339.46-70,827.37-31,193.09

Finding the Fourth Proportional to 51,339.46, 70,827.37 and 31,193.09

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Solution

The fourth proportional to 51,339.46, 70,827.37 and 31,193.09 is: 43,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,339.46 : 70,827.37 = 31,193.09 : x
  2. Step 2: Convert to fraction form
    51,339.46/70,827.37 = 31,193.09/x
  3. Step 3: Cross multiply
    51,339.46x = 70,827.37 × 31,193.09
  4. Step 4: Simplify right side
    51,339.46x = 2,209,324,526.87
  5. Step 5: Solve for x
    x = 2,209,324,526.87/51,339.46
  6. Step 6: Final answer
    x = 43,033.65

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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.