Home / 30,039.12-41,453.25-16,610.04

Finding the Fourth Proportional to 30,039.12, 41,453.25 and 16,610.04

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Solution

The fourth proportional to 30,039.12, 41,453.25 and 16,610.04 is: 22,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039.12 : 41,453.25 = 16,610.04 : x
  2. Step 2: Convert to fraction form
    30,039.12/41,453.25 = 16,610.04/x
  3. Step 3: Cross multiply
    30,039.12x = 41,453.25 × 16,610.04
  4. Step 4: Simplify right side
    30,039.12x = 688,540,140.63
  5. Step 5: Solve for x
    x = 688,540,140.63/30,039.12
  6. Step 6: Final answer
    x = 22,921.45

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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.