Home / 51,881.40-77,809.82-23,783.94

Finding the Fourth Proportional to 51,881.40, 77,809.82 and 23,783.94

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Solution

The fourth proportional to 51,881.40, 77,809.82 and 23,783.94 is: 35,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,881.40 : 77,809.82 = 23,783.94 : x
  2. Step 2: Convert to fraction form
    51,881.40/77,809.82 = 23,783.94/x
  3. Step 3: Cross multiply
    51,881.40x = 77,809.82 × 23,783.94
  4. Step 4: Simplify right side
    51,881.40x = 1,850,623,971.37
  5. Step 5: Solve for x
    x = 1,850,623,971.37/51,881.40
  6. Step 6: Final answer
    x = 35,670.28

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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.