Home / 58,634.40-80,915.04-31,776.96

Finding the Fourth Proportional to 58,634.40, 80,915.04 and 31,776.96

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Solution

The fourth proportional to 58,634.40, 80,915.04 and 31,776.96 is: 43,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,634.40 : 80,915.04 = 31,776.96 : x
  2. Step 2: Convert to fraction form
    58,634.40/80,915.04 = 31,776.96/x
  3. Step 3: Cross multiply
    58,634.40x = 80,915.04 × 31,776.96
  4. Step 4: Simplify right side
    58,634.40x = 2,571,233,989.48
  5. Step 5: Solve for x
    x = 2,571,233,989.48/58,634.40
  6. Step 6: Final answer
    x = 43,851.97

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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.