Home / 37,811.21-56,725.04-11,515.26

Finding the Fourth Proportional to 37,811.21, 56,725.04 and 11,515.26

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Solution

The fourth proportional to 37,811.21, 56,725.04 and 11,515.26 is: 17,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.21 : 56,725.04 = 11,515.26 : x
  2. Step 2: Convert to fraction form
    37,811.21/56,725.04 = 11,515.26/x
  3. Step 3: Cross multiply
    37,811.21x = 56,725.04 × 11,515.26
  4. Step 4: Simplify right side
    37,811.21x = 653,203,825.62
  5. Step 5: Solve for x
    x = 653,203,825.62/37,811.21
  6. Step 6: Final answer
    x = 17,275.40

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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.