Home / 51,714.18-77,569.73-14,276.54

Finding the Fourth Proportional to 51,714.18, 77,569.73 and 14,276.54

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Solution

The fourth proportional to 51,714.18, 77,569.73 and 14,276.54 is: 21,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714.18 : 77,569.73 = 14,276.54 : x
  2. Step 2: Convert to fraction form
    51,714.18/77,569.73 = 14,276.54/x
  3. Step 3: Cross multiply
    51,714.18x = 77,569.73 × 14,276.54
  4. Step 4: Simplify right side
    51,714.18x = 1,107,426,893.90
  5. Step 5: Solve for x
    x = 1,107,426,893.90/51,714.18
  6. Step 6: Final answer
    x = 21,414.38

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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.