Home / 28,801.31-39,764.18-27,402.98

Finding the Fourth Proportional to 28,801.31, 39,764.18 and 27,402.98

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Solution

The fourth proportional to 28,801.31, 39,764.18 and 27,402.98 is: 37,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,801.31 : 39,764.18 = 27,402.98 : x
  2. Step 2: Convert to fraction form
    28,801.31/39,764.18 = 27,402.98/x
  3. Step 3: Cross multiply
    28,801.31x = 39,764.18 × 27,402.98
  4. Step 4: Simplify right side
    28,801.31x = 1,089,656,898.94
  5. Step 5: Solve for x
    x = 1,089,656,898.94/28,801.31
  6. Step 6: Final answer
    x = 37,833.59

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1.5x scale

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.