Home / 30,072.01-41,498.34-16,643.83

Finding the Fourth Proportional to 30,072.01, 41,498.34 and 16,643.83

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Solution

The fourth proportional to 30,072.01, 41,498.34 and 16,643.83 is: 22,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.01 : 41,498.34 = 16,643.83 : x
  2. Step 2: Convert to fraction form
    30,072.01/41,498.34 = 16,643.83/x
  3. Step 3: Cross multiply
    30,072.01x = 41,498.34 × 16,643.83
  4. Step 4: Simplify right side
    30,072.01x = 690,691,316.24
  5. Step 5: Solve for x
    x = 690,691,316.24/30,072.01
  6. Step 6: Final answer
    x = 22,967.91

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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.