Home / 51,727.73-77,590.06-14,290.06

Finding the Fourth Proportional to 51,727.73, 77,590.06 and 14,290.06

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Solution

The fourth proportional to 51,727.73, 77,590.06 and 14,290.06 is: 21,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,727.73 : 77,590.06 = 14,290.06 : x
  2. Step 2: Convert to fraction form
    51,727.73/77,590.06 = 14,290.06/x
  3. Step 3: Cross multiply
    51,727.73x = 77,590.06 × 14,290.06
  4. Step 4: Simplify right side
    51,727.73x = 1,108,766,153.40
  5. Step 5: Solve for x
    x = 1,108,766,153.40/51,727.73
  6. Step 6: Final answer
    x = 21,434.66

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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.