Home / 55,327.15-76,358.33-33,812.47

Finding the Fourth Proportional to 55,327.15, 76,358.33 and 33,812.47

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Solution

The fourth proportional to 55,327.15, 76,358.33 and 33,812.47 is: 46,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327.15 : 76,358.33 = 33,812.47 : x
  2. Step 2: Convert to fraction form
    55,327.15/76,358.33 = 33,812.47/x
  3. Step 3: Cross multiply
    55,327.15x = 76,358.33 × 33,812.47
  4. Step 4: Simplify right side
    55,327.15x = 2,581,863,742.38
  5. Step 5: Solve for x
    x = 2,581,863,742.38/55,327.15
  6. Step 6: Final answer
    x = 46,665.40

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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.