Home / 43,834.88-65,768.56-31,453.76

Finding the Fourth Proportional to 43,834.88, 65,768.56 and 31,453.76

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Solution

The fourth proportional to 43,834.88, 65,768.56 and 31,453.76 is: 47,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.88 : 65,768.56 = 31,453.76 : x
  2. Step 2: Convert to fraction form
    43,834.88/65,768.56 = 31,453.76/x
  3. Step 3: Cross multiply
    43,834.88x = 65,768.56 × 31,453.76
  4. Step 4: Simplify right side
    43,834.88x = 2,068,668,501.79
  5. Step 5: Solve for x
    x = 2,068,668,501.79/43,834.88
  6. Step 6: Final answer
    x = 47,192.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.