Home / 51,472.26-71,039.23-31,340.93

Finding the Fourth Proportional to 51,472.26, 71,039.23 and 31,340.93

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Solution

The fourth proportional to 51,472.26, 71,039.23 and 31,340.93 is: 43,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,472.26 : 71,039.23 = 31,340.93 : x
  2. Step 2: Convert to fraction form
    51,472.26/71,039.23 = 31,340.93/x
  3. Step 3: Cross multiply
    51,472.26x = 71,039.23 × 31,340.93
  4. Step 4: Simplify right side
    51,472.26x = 2,226,435,101.14
  5. Step 5: Solve for x
    x = 2,226,435,101.14/51,472.26
  6. Step 6: Final answer
    x = 43,255.05

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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.