Home / 55,767.38-76,956.36-30,273.17

Finding the Fourth Proportional to 55,767.38, 76,956.36 and 30,273.17

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Solution

The fourth proportional to 55,767.38, 76,956.36 and 30,273.17 is: 41,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.38 : 76,956.36 = 30,273.17 : x
  2. Step 2: Convert to fraction form
    55,767.38/76,956.36 = 30,273.17/x
  3. Step 3: Cross multiply
    55,767.38x = 76,956.36 × 30,273.17
  4. Step 4: Simplify right side
    55,767.38x = 2,329,712,968.86
  5. Step 5: Solve for x
    x = 2,329,712,968.86/55,767.38
  6. Step 6: Final answer
    x = 41,775.55

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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.