Home / 37,720.64-52,054.43-20,725.35

Finding the Fourth Proportional to 37,720.64, 52,054.43 and 20,725.35

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Solution

The fourth proportional to 37,720.64, 52,054.43 and 20,725.35 is: 28,600.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.64 : 52,054.43 = 20,725.35 : x
  2. Step 2: Convert to fraction form
    37,720.64/52,054.43 = 20,725.35/x
  3. Step 3: Cross multiply
    37,720.64x = 52,054.43 × 20,725.35
  4. Step 4: Simplify right side
    37,720.64x = 1,078,846,177.17
  5. Step 5: Solve for x
    x = 1,078,846,177.17/37,720.64
  6. Step 6: Final answer
    x = 28,600.95

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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.