Home / 28,215.27-38,848.41-23,957.37

Finding the Fourth Proportional to 28,215.27, 38,848.41 and 23,957.37

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Solution

The fourth proportional to 28,215.27, 38,848.41 and 23,957.37 is: 32,985.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,215.27 : 38,848.41 = 23,957.37 : x
  2. Step 2: Convert to fraction form
    28,215.27/38,848.41 = 23,957.37/x
  3. Step 3: Cross multiply
    28,215.27x = 38,848.41 × 23,957.37
  4. Step 4: Simplify right side
    28,215.27x = 930,705,732.28
  5. Step 5: Solve for x
    x = 930,705,732.28/28,215.27
  6. Step 6: Final answer
    x = 32,985.89

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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.