Home / 29,685.07-40,965.45-16,073.25

Finding the Fourth Proportional to 29,685.07, 40,965.45 and 16,073.25

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Solution

The fourth proportional to 29,685.07, 40,965.45 and 16,073.25 is: 22,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,685.07 : 40,965.45 = 16,073.25 : x
  2. Step 2: Convert to fraction form
    29,685.07/40,965.45 = 16,073.25/x
  3. Step 3: Cross multiply
    29,685.07x = 40,965.45 × 16,073.25
  4. Step 4: Simplify right side
    29,685.07x = 658,447,919.21
  5. Step 5: Solve for x
    x = 658,447,919.21/29,685.07
  6. Step 6: Final answer
    x = 22,181.11

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1.5x scale

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.