Home / 37,982.72-56,994.48-15,811.40

Finding the Fourth Proportional to 37,982.72, 56,994.48 and 15,811.40

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Solution

The fourth proportional to 37,982.72, 56,994.48 and 15,811.40 is: 23,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,982.72 : 56,994.48 = 15,811.40 : x
  2. Step 2: Convert to fraction form
    37,982.72/56,994.48 = 15,811.40/x
  3. Step 3: Cross multiply
    37,982.72x = 56,994.48 × 15,811.40
  4. Step 4: Simplify right side
    37,982.72x = 901,162,521.07
  5. Step 5: Solve for x
    x = 901,162,521.07/37,982.72
  6. Step 6: Final answer
    x = 23,725.59

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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.