Home / 51,916.27-71,644.48-28,042.94

Finding the Fourth Proportional to 51,916.27, 71,644.48 and 28,042.94

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Solution

The fourth proportional to 51,916.27, 71,644.48 and 28,042.94 is: 38,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,916.27 : 71,644.48 = 28,042.94 : x
  2. Step 2: Convert to fraction form
    51,916.27/71,644.48 = 28,042.94/x
  3. Step 3: Cross multiply
    51,916.27x = 71,644.48 × 28,042.94
  4. Step 4: Simplify right side
    51,916.27x = 2,009,121,962.98
  5. Step 5: Solve for x
    x = 2,009,121,962.98/51,916.27
  6. Step 6: Final answer
    x = 38,699.27

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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.