Home / 58,634.26-80,915.56-31,776.76

Finding the Fourth Proportional to 58,634.26, 80,915.56 and 31,776.76

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Solution

The fourth proportional to 58,634.26, 80,915.56 and 31,776.76 is: 43,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,634.26 : 80,915.56 = 31,776.76 : x
  2. Step 2: Convert to fraction form
    58,634.26/80,915.56 = 31,776.76/x
  3. Step 3: Cross multiply
    58,634.26x = 80,915.56 × 31,776.76
  4. Step 4: Simplify right side
    58,634.26x = 2,571,234,517.32
  5. Step 5: Solve for x
    x = 2,571,234,517.32/58,634.26
  6. Step 6: Final answer
    x = 43,852.09

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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.