Home / 37,188.21-51,326.33-21,056.46

Finding the Fourth Proportional to 37,188.21, 51,326.33 and 21,056.46

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Solution

The fourth proportional to 37,188.21, 51,326.33 and 21,056.46 is: 29,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,188.21 : 51,326.33 = 21,056.46 : x
  2. Step 2: Convert to fraction form
    37,188.21/51,326.33 = 21,056.46/x
  3. Step 3: Cross multiply
    37,188.21x = 51,326.33 × 21,056.46
  4. Step 4: Simplify right side
    37,188.21x = 1,080,750,516.84
  5. Step 5: Solve for x
    x = 1,080,750,516.84/37,188.21
  6. Step 6: Final answer
    x = 29,061.64

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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.