Home / 39,625.61-59,447.32-13,329.56

Finding the Fourth Proportional to 39,625.61, 59,447.32 and 13,329.56

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Solution

The fourth proportional to 39,625.61, 59,447.32 and 13,329.56 is: 19,997.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,625.61 : 59,447.32 = 13,329.56 : x
  2. Step 2: Convert to fraction form
    39,625.61/59,447.32 = 13,329.56/x
  3. Step 3: Cross multiply
    39,625.61x = 59,447.32 × 13,329.56
  4. Step 4: Simplify right side
    39,625.61x = 792,406,734.07
  5. Step 5: Solve for x
    x = 792,406,734.07/39,625.61
  6. Step 6: Final answer
    x = 19,997.34

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1.5x scale

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.