Home / 30,214.11-45,331.16-16,171.01

Finding the Fourth Proportional to 30,214.11, 45,331.16 and 16,171.01

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Solution

The fourth proportional to 30,214.11, 45,331.16 and 16,171.01 is: 24,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.11 : 45,331.16 = 16,171.01 : x
  2. Step 2: Convert to fraction form
    30,214.11/45,331.16 = 16,171.01/x
  3. Step 3: Cross multiply
    30,214.11x = 45,331.16 × 16,171.01
  4. Step 4: Simplify right side
    30,214.11x = 733,050,641.67
  5. Step 5: Solve for x
    x = 733,050,641.67/30,214.11
  6. Step 6: Final answer
    x = 24,261.86

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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.