Home / 39,634.11-59,459.94-13,338

Finding the Fourth Proportional to 39,634.11, 59,459.94 and 13,338

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Solution

The fourth proportional to 39,634.11, 59,459.94 and 13,338 is: 20,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634.11 : 59,459.94 = 13,338 : x
  2. Step 2: Convert to fraction form
    39,634.11/59,459.94 = 13,338/x
  3. Step 3: Cross multiply
    39,634.11x = 59,459.94 × 13,338
  4. Step 4: Simplify right side
    39,634.11x = 793,076,679.72
  5. Step 5: Solve for x
    x = 793,076,679.72/39,634.11
  6. Step 6: Final answer
    x = 20,009.95

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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.