Home / 55,964.71-77,240.96-35,820.55

Finding the Fourth Proportional to 55,964.71, 77,240.96 and 35,820.55

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Solution

The fourth proportional to 55,964.71, 77,240.96 and 35,820.55 is: 49,438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,964.71 : 77,240.96 = 35,820.55 : x
  2. Step 2: Convert to fraction form
    55,964.71/77,240.96 = 35,820.55/x
  3. Step 3: Cross multiply
    55,964.71x = 77,240.96 × 35,820.55
  4. Step 4: Simplify right side
    55,964.71x = 2,766,813,669.73
  5. Step 5: Solve for x
    x = 2,766,813,669.73/55,964.71
  6. Step 6: Final answer
    x = 49,438.54

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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.