Home / 55,491.63-76,585.95-31,297.56

Finding the Fourth Proportional to 55,491.63, 76,585.95 and 31,297.56

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Solution

The fourth proportional to 55,491.63, 76,585.95 and 31,297.56 is: 43,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,491.63 : 76,585.95 = 31,297.56 : x
  2. Step 2: Convert to fraction form
    55,491.63/76,585.95 = 31,297.56/x
  3. Step 3: Cross multiply
    55,491.63x = 76,585.95 × 31,297.56
  4. Step 4: Simplify right side
    55,491.63x = 2,396,953,208.79
  5. Step 5: Solve for x
    x = 2,396,953,208.79/55,491.63
  6. Step 6: Final answer
    x = 43,194.86

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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.