Home / 55,735.84-76,915.62-30,585.52

Finding the Fourth Proportional to 55,735.84, 76,915.62 and 30,585.52

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Solution

The fourth proportional to 55,735.84, 76,915.62 and 30,585.52 is: 42,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735.84 : 76,915.62 = 30,585.52 : x
  2. Step 2: Convert to fraction form
    55,735.84/76,915.62 = 30,585.52/x
  3. Step 3: Cross multiply
    55,735.84x = 76,915.62 × 30,585.52
  4. Step 4: Simplify right side
    55,735.84x = 2,352,504,233.82
  5. Step 5: Solve for x
    x = 2,352,504,233.82/55,735.84
  6. Step 6: Final answer
    x = 42,208.11

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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.