Home / 51,809.45-77,714.18-14,369.52

Finding the Fourth Proportional to 51,809.45, 77,714.18 and 14,369.52

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Solution

The fourth proportional to 51,809.45, 77,714.18 and 14,369.52 is: 21,554.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809.45 : 77,714.18 = 14,369.52 : x
  2. Step 2: Convert to fraction form
    51,809.45/77,714.18 = 14,369.52/x
  3. Step 3: Cross multiply
    51,809.45x = 77,714.18 × 14,369.52
  4. Step 4: Simplify right side
    51,809.45x = 1,116,715,391.95
  5. Step 5: Solve for x
    x = 1,116,715,391.95/51,809.45
  6. Step 6: Final answer
    x = 21,554.28

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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.