Home / 55,371.48-76,386.07-36,242.83

Finding the Fourth Proportional to 55,371.48, 76,386.07 and 36,242.83

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Solution

The fourth proportional to 55,371.48, 76,386.07 and 36,242.83 is: 49,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371.48 : 76,386.07 = 36,242.83 : x
  2. Step 2: Convert to fraction form
    55,371.48/76,386.07 = 36,242.83/x
  3. Step 3: Cross multiply
    55,371.48x = 76,386.07 × 36,242.83
  4. Step 4: Simplify right side
    55,371.48x = 2,768,447,349.38
  5. Step 5: Solve for x
    x = 2,768,447,349.38/55,371.48
  6. Step 6: Final answer
    x = 49,997.71

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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.