Home / 27,554.34-37,957.50-19,978.41

Finding the Fourth Proportional to 27,554.34, 37,957.50 and 19,978.41

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Solution

The fourth proportional to 27,554.34, 37,957.50 and 19,978.41 is: 27,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.34 : 37,957.50 = 19,978.41 : x
  2. Step 2: Convert to fraction form
    27,554.34/37,957.50 = 19,978.41/x
  3. Step 3: Cross multiply
    27,554.34x = 37,957.50 × 19,978.41
  4. Step 4: Simplify right side
    27,554.34x = 758,330,497.58
  5. Step 5: Solve for x
    x = 758,330,497.58/27,554.34
  6. Step 6: Final answer
    x = 27,521.27

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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.