Home / 57,288.74-79,062.48-31,797.63

Finding the Fourth Proportional to 57,288.74, 79,062.48 and 31,797.63

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Solution

The fourth proportional to 57,288.74, 79,062.48 and 31,797.63 is: 43,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,288.74 : 79,062.48 = 31,797.63 : x
  2. Step 2: Convert to fraction form
    57,288.74/79,062.48 = 31,797.63/x
  3. Step 3: Cross multiply
    57,288.74x = 79,062.48 × 31,797.63
  4. Step 4: Simplify right side
    57,288.74x = 2,513,999,485.92
  5. Step 5: Solve for x
    x = 2,513,999,485.92/57,288.74
  6. Step 6: Final answer
    x = 43,882.96

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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.