Home / 37,421.40-56,091.93-18,664.38

Finding the Fourth Proportional to 37,421.40, 56,091.93 and 18,664.38

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Solution

The fourth proportional to 37,421.40, 56,091.93 and 18,664.38 is: 27,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.40 : 56,091.93 = 18,664.38 : x
  2. Step 2: Convert to fraction form
    37,421.40/56,091.93 = 18,664.38/x
  3. Step 3: Cross multiply
    37,421.40x = 56,091.93 × 18,664.38
  4. Step 4: Simplify right side
    37,421.40x = 1,046,921,096.45
  5. Step 5: Solve for x
    x = 1,046,921,096.45/37,421.40
  6. Step 6: Final answer
    x = 27,976.53

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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.