Home / 30,209.77-45,268.08-16,171.66

Finding the Fourth Proportional to 30,209.77, 45,268.08 and 16,171.66

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Solution

The fourth proportional to 30,209.77, 45,268.08 and 16,171.66 is: 24,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,209.77 : 45,268.08 = 16,171.66 : x
  2. Step 2: Convert to fraction form
    30,209.77/45,268.08 = 16,171.66/x
  3. Step 3: Cross multiply
    30,209.77x = 45,268.08 × 16,171.66
  4. Step 4: Simplify right side
    30,209.77x = 732,059,998.61
  5. Step 5: Solve for x
    x = 732,059,998.61/30,209.77
  6. Step 6: Final answer
    x = 24,232.56

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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.