Home / 47,725.47-65,878.83-40,984.02

Finding the Fourth Proportional to 47,725.47, 65,878.83 and 40,984.02

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Solution

The fourth proportional to 47,725.47, 65,878.83 and 40,984.02 is: 56,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.47 : 65,878.83 = 40,984.02 : x
  2. Step 2: Convert to fraction form
    47,725.47/65,878.83 = 40,984.02/x
  3. Step 3: Cross multiply
    47,725.47x = 65,878.83 × 40,984.02
  4. Step 4: Simplify right side
    47,725.47x = 2,699,979,286.30
  5. Step 5: Solve for x
    x = 2,699,979,286.30/47,725.47
  6. Step 6: Final answer
    x = 56,573.13

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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.