Home / 47,784.40-65,936.72-26,270.60

Finding the Fourth Proportional to 47,784.40, 65,936.72 and 26,270.60

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Solution

The fourth proportional to 47,784.40, 65,936.72 and 26,270.60 is: 36,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,784.40 : 65,936.72 = 26,270.60 : x
  2. Step 2: Convert to fraction form
    47,784.40/65,936.72 = 26,270.60/x
  3. Step 3: Cross multiply
    47,784.40x = 65,936.72 × 26,270.60
  4. Step 4: Simplify right side
    47,784.40x = 1,732,196,932.42
  5. Step 5: Solve for x
    x = 1,732,196,932.42/47,784.40
  6. Step 6: Final answer
    x = 36,250.26

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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.