Home / 57,329.37-79,115.25-31,837.34

Finding the Fourth Proportional to 57,329.37, 79,115.25 and 31,837.34

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Solution

The fourth proportional to 57,329.37, 79,115.25 and 31,837.34 is: 43,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,329.37 : 79,115.25 = 31,837.34 : x
  2. Step 2: Convert to fraction form
    57,329.37/79,115.25 = 31,837.34/x
  3. Step 3: Cross multiply
    57,329.37x = 79,115.25 × 31,837.34
  4. Step 4: Simplify right side
    57,329.37x = 2,518,818,717.86
  5. Step 5: Solve for x
    x = 2,518,818,717.86/57,329.37
  6. Step 6: Final answer
    x = 43,935.92

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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.