Home / 30,330.24-41,855.36-16,901.52

Finding the Fourth Proportional to 30,330.24, 41,855.36 and 16,901.52

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Solution

The fourth proportional to 30,330.24, 41,855.36 and 16,901.52 is: 23,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330.24 : 41,855.36 = 16,901.52 : x
  2. Step 2: Convert to fraction form
    30,330.24/41,855.36 = 16,901.52/x
  3. Step 3: Cross multiply
    30,330.24x = 41,855.36 × 16,901.52
  4. Step 4: Simplify right side
    30,330.24x = 707,419,204.15
  5. Step 5: Solve for x
    x = 707,419,204.15/30,330.24
  6. Step 6: Final answer
    x = 23,323.89

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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.