Home / 39,455.73-59,190.20-13,168.53

Finding the Fourth Proportional to 39,455.73, 59,190.20 and 13,168.53

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Solution

The fourth proportional to 39,455.73, 59,190.20 and 13,168.53 is: 19,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,455.73 : 59,190.20 = 13,168.53 : x
  2. Step 2: Convert to fraction form
    39,455.73/59,190.20 = 13,168.53/x
  3. Step 3: Cross multiply
    39,455.73x = 59,190.20 × 13,168.53
  4. Step 4: Simplify right side
    39,455.73x = 779,447,924.41
  5. Step 5: Solve for x
    x = 779,447,924.41/39,455.73
  6. Step 6: Final answer
    x = 19,755.00

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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.