Home / 30,164.81-41,629.95-16,738.85

Finding the Fourth Proportional to 30,164.81, 41,629.95 and 16,738.85

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Solution

The fourth proportional to 30,164.81, 41,629.95 and 16,738.85 is: 23,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,164.81 : 41,629.95 = 16,738.85 : x
  2. Step 2: Convert to fraction form
    30,164.81/41,629.95 = 16,738.85/x
  3. Step 3: Cross multiply
    30,164.81x = 41,629.95 × 16,738.85
  4. Step 4: Simplify right side
    30,164.81x = 696,837,592.63
  5. Step 5: Solve for x
    x = 696,837,592.63/30,164.81
  6. Step 6: Final answer
    x = 23,101.01

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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.