Home / 36,976.30-55,461.31-15,915.49

Finding the Fourth Proportional to 36,976.30, 55,461.31 and 15,915.49

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Solution

The fourth proportional to 36,976.30, 55,461.31 and 15,915.49 is: 23,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.30 : 55,461.31 = 15,915.49 : x
  2. Step 2: Convert to fraction form
    36,976.30/55,461.31 = 15,915.49/x
  3. Step 3: Cross multiply
    36,976.30x = 55,461.31 × 15,915.49
  4. Step 4: Simplify right side
    36,976.30x = 882,693,924.69
  5. Step 5: Solve for x
    x = 882,693,924.69/36,976.30
  6. Step 6: Final answer
    x = 23,871.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.