Home / 30,204.30-41,681.16-16,775.58

Finding the Fourth Proportional to 30,204.30, 41,681.16 and 16,775.58

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Solution

The fourth proportional to 30,204.30, 41,681.16 and 16,775.58 is: 23,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.30 : 41,681.16 = 16,775.58 : x
  2. Step 2: Convert to fraction form
    30,204.30/41,681.16 = 16,775.58/x
  3. Step 3: Cross multiply
    30,204.30x = 41,681.16 × 16,775.58
  4. Step 4: Simplify right side
    30,204.30x = 699,225,634.07
  5. Step 5: Solve for x
    x = 699,225,634.07/30,204.30
  6. Step 6: Final answer
    x = 23,149.87

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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.