Home / 57,327.36-79,112.36-31,834.24

Finding the Fourth Proportional to 57,327.36, 79,112.36 and 31,834.24

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Solution

The fourth proportional to 57,327.36, 79,112.36 and 31,834.24 is: 43,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,327.36 : 79,112.36 = 31,834.24 : x
  2. Step 2: Convert to fraction form
    57,327.36/79,112.36 = 31,834.24/x
  3. Step 3: Cross multiply
    57,327.36x = 79,112.36 × 31,834.24
  4. Step 4: Simplify right side
    57,327.36x = 2,518,481,855.21
  5. Step 5: Solve for x
    x = 2,518,481,855.21/57,327.36
  6. Step 6: Final answer
    x = 43,931.59

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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.