Home / 55,776.57-83,581.77-30,823.74

Finding the Fourth Proportional to 55,776.57, 83,581.77 and 30,823.74

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Solution

The fourth proportional to 55,776.57, 83,581.77 and 30,823.74 is: 46,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.57 : 83,581.77 = 30,823.74 : x
  2. Step 2: Convert to fraction form
    55,776.57/83,581.77 = 30,823.74/x
  3. Step 3: Cross multiply
    55,776.57x = 83,581.77 × 30,823.74
  4. Step 4: Simplify right side
    55,776.57x = 2,576,302,747.22
  5. Step 5: Solve for x
    x = 2,576,302,747.22/55,776.57
  6. Step 6: Final answer
    x = 46,189.69

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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.