Home / 55,570.64-76,682.61-31,370.27

Finding the Fourth Proportional to 55,570.64, 76,682.61 and 31,370.27

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Solution

The fourth proportional to 55,570.64, 76,682.61 and 31,370.27 is: 43,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570.64 : 76,682.61 = 31,370.27 : x
  2. Step 2: Convert to fraction form
    55,570.64/76,682.61 = 31,370.27/x
  3. Step 3: Cross multiply
    55,570.64x = 76,682.61 × 31,370.27
  4. Step 4: Simplify right side
    55,570.64x = 2,405,553,796.59
  5. Step 5: Solve for x
    x = 2,405,553,796.59/55,570.64
  6. Step 6: Final answer
    x = 43,288.22

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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.