Home / 30,003.68-41,405.10-16,574.96

Finding the Fourth Proportional to 30,003.68, 41,405.10 and 16,574.96

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Solution

The fourth proportional to 30,003.68, 41,405.10 and 16,574.96 is: 22,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.68 : 41,405.10 = 16,574.96 : x
  2. Step 2: Convert to fraction form
    30,003.68/41,405.10 = 16,574.96/x
  3. Step 3: Cross multiply
    30,003.68x = 41,405.10 × 16,574.96
  4. Step 4: Simplify right side
    30,003.68x = 686,287,876.30
  5. Step 5: Solve for x
    x = 686,287,876.30/30,003.68
  6. Step 6: Final answer
    x = 22,873.46

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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.