Home / 30,040.02-41,451.61-16,609.46

Finding the Fourth Proportional to 30,040.02, 41,451.61 and 16,609.46

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Solution

The fourth proportional to 30,040.02, 41,451.61 and 16,609.46 is: 22,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,040.02 : 41,451.61 = 16,609.46 : x
  2. Step 2: Convert to fraction form
    30,040.02/41,451.61 = 16,609.46/x
  3. Step 3: Cross multiply
    30,040.02x = 41,451.61 × 16,609.46
  4. Step 4: Simplify right side
    30,040.02x = 688,488,858.23
  5. Step 5: Solve for x
    x = 688,488,858.23/30,040.02
  6. Step 6: Final answer
    x = 22,919.05

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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.