Home / 55,713.48-83,491.65-30,764.76

Finding the Fourth Proportional to 55,713.48, 83,491.65 and 30,764.76

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Solution

The fourth proportional to 55,713.48, 83,491.65 and 30,764.76 is: 46,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.48 : 83,491.65 = 30,764.76 : x
  2. Step 2: Convert to fraction form
    55,713.48/83,491.65 = 30,764.76/x
  3. Step 3: Cross multiply
    55,713.48x = 83,491.65 × 30,764.76
  4. Step 4: Simplify right side
    55,713.48x = 2,568,600,574.25
  5. Step 5: Solve for x
    x = 2,568,600,574.25/55,713.48
  6. Step 6: Final answer
    x = 46,103.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.