Home / 55,839.84-77,058.70-30,346.03

Finding the Fourth Proportional to 55,839.84, 77,058.70 and 30,346.03

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Solution

The fourth proportional to 55,839.84, 77,058.70 and 30,346.03 is: 41,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,839.84 : 77,058.70 = 30,346.03 : x
  2. Step 2: Convert to fraction form
    55,839.84/77,058.70 = 30,346.03/x
  3. Step 3: Cross multiply
    55,839.84x = 77,058.70 × 30,346.03
  4. Step 4: Simplify right side
    55,839.84x = 2,338,425,621.96
  5. Step 5: Solve for x
    x = 2,338,425,621.96/55,839.84
  6. Step 6: Final answer
    x = 41,877.37

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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.