Home / 55,767.40-76,959.08-30,273.76

Finding the Fourth Proportional to 55,767.40, 76,959.08 and 30,273.76

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Solution

The fourth proportional to 55,767.40, 76,959.08 and 30,273.76 is: 41,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.40 : 76,959.08 = 30,273.76 : x
  2. Step 2: Convert to fraction form
    55,767.40/76,959.08 = 30,273.76/x
  3. Step 3: Cross multiply
    55,767.40x = 76,959.08 × 30,273.76
  4. Step 4: Simplify right side
    55,767.40x = 2,329,840,717.74
  5. Step 5: Solve for x
    x = 2,329,840,717.74/55,767.40
  6. Step 6: Final answer
    x = 41,777.83

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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.