Home / 51,820.44-77,801.70-26,877.72

Finding the Fourth Proportional to 51,820.44, 77,801.70 and 26,877.72

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Solution

The fourth proportional to 51,820.44, 77,801.70 and 26,877.72 is: 40,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.44 : 77,801.70 = 26,877.72 : x
  2. Step 2: Convert to fraction form
    51,820.44/77,801.70 = 26,877.72/x
  3. Step 3: Cross multiply
    51,820.44x = 77,801.70 × 26,877.72
  4. Step 4: Simplify right side
    51,820.44x = 2,091,132,308.12
  5. Step 5: Solve for x
    x = 2,091,132,308.12/51,820.44
  6. Step 6: Final answer
    x = 40,353.43

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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.